ZXTape! 0Created with Ramsoft MakeTZXQUESTIONS1j:0:7:7  6800 n=1 x$=" " &b$=" " 2a(16):b(16) < r(9 ) > m(9 ) B d(9 ) Cl(3,5) Dc(3,5) En(5,2) F"m$="I'm mixing up the questions" JY10 ,10 ,11 ,11 ,15,15,13 ,13 ,9 ,9 K<74J:i=15:n(i,1):n(i,2):i Lox=0:oy=0 Moc=0:ol=0 P'bor=7:ink=0:pap=7 Uink:bor:pap Zx=*65536:x ]grid ^9 ,1,11 ,1,13 ,1,15,1,17,1,9 ,1,13 ,1,11 ,11 ,9 ,21,13 ,21 _ 94^ `i=12 aj=15 bl(i,j):c(i,j) cj:i iwipe=2250 swait=1890b 400 , 350^ .z$ 0z$="*"490 2'i=0 7:row:z$+i,row:i 4 302. `J"t",1,2,2,4,132,72H,40(,16 bK"i",0,0,0,480,72H,16,32 ,120x dL"j",0,0,0,112p,16,32 ,16,112p eK"l",0,0,0,64@,80P,120x,16,16 fL"m",0,0,0,120x,64@,112p,8,112p gL"n",0,0,0,16,32 ,112p,72H,112p hM"u",126~,0,36$,36$,36$,36$,0,126~ iM"f",126~,0,73I,73I,73I,73I,0,126~ lG"o",0,0,0,120x,0,0,0,0 nK"q",16,16,124|,16,16,0,0,0 pH"r",12 ,18,4,8,30,0,0,0 rG"s",14,2,4,2,14,0,0,0 sJ"k",0,0,0,568,40(,32 ,32 ,32 tG"c",0,4,2,1,255,1,2,4 uG"g",0,0,0,0,255,0,0,0 w"*" :6700, k4,12 :0,144:248,0:0,-144:-248,0:i=0  i=0 .3+i,1;"This program gives you " -4+i,1;"practice at answering " c2:5+i,1;"True/false";:0:" and ";:2:"Multiple choice":0 !6+i,1;"questions." 7+i,1;" " 18+i,1;"There is a range of topics" 49 +i,1;"to choose from. If you do not" 10 +i,1;"get a question correct then":11 +i,1;"help is given. A message is":12 +i,1;"shown to give a hint or an":13 +i,1;"explanation. Have your GEM":14+i,1;"ready."  15+i,1;" " G 16+i,1;"For the ";:2:"multiple choice":0 117+i,1;"questions you can have a " 918+i,1;"second try. Pressing * at any" 219+i,1;"time RESTARTS the program."  7  300, 0.1}L,0:wait  x$=" ":m1=2:3000 tp=v t$=c$ v=70F6900 m1=1:3000 h=v h$=c$ h=67C500 h=68D6900 X>qp=5001+(h-65A)*1000+(tp-65A)*502 Y Z$3500 +(h-64@):h$:x$=h$ [!3600+(tp-64@):t$,i$ ]P:0,(16-(t$)/2);t$:1,(16-(i$)/2);i$ ^'3,(16-(h$)/2);h$ `qp bh=66B1000 lh=65A1900l %k=116:b(k)=0:k  t=0  fg=1 2p=5000+(tp-65A)*100d:1800  q=1  1906r Aol=19:oc=0:tf=1a$="t":r$="T":1015 a$="f":r$="F" G7:1:19,2;"Press T or F to answer";  c$="":c$= c$="*"500 )c$="t"c$="T"c$="f"c$="F"1025  1020 c$=a$c$=r$2260:4:21,0;"good":ink:tt=tt+1:6:0,30;tt:7:0.5,12 :b(q)=1:t=t+1:1050 2:21,0;"wrong";:ink:0.5,-12 :2260:wait:5:9000(#+m:2200:7:1050  1020 wait &t=n(tp-64@,1)1500 $ q=q+1 )1q>n(tp-64@,1)q=1:1065) +'b(q)=1q=q+1:1065) . 1008  :5 ށ2:1,(16-h$/2);h$:3,(16-t$/2);t$:4,(16-i$/2);i$:0 8,1;"Well done. You have got all":10 ,1;"questions in the section":12 ,1;"CORRECT.":1:14,1;"Now try another topic area":0 $i=020:0.1}L,i:i wait:7:500 p  0i=1n(tp-64@,h-64@):a(i)=i:i i=1̱m$ 17,i+1;m$(i); 0.1}L,-10 +i *x=(*n(tp-64@,h-64@))+1 *y=(*n(tp-64@,h-64@))+1 !z=a(x):a(x)=a(y):a(y)=z &i + tt=0 0wait: :Wtt=tt+1:6:0,30;tt:7:wipe:19,0;b$+" " ?i4:21,0;"right";:4:0:l(rt,cp),c(rt,cp);(64@+cp);:7:ink D0.5,12 Hbor I Nwipe Sf2:21,0;"wrong";:2:0:l(rt,c),c(rt,c);(64@+c);:7:ink Twf=01880X UM1:4:0:l(rt,cp),c(rt,cp);(64@+cp);:ink:0 X0.5,-12 \bor ] b;0:21,7;"Press SPACE to continue"; c&c$="":c$=:c$01891c e c$="":c$= fc$=" "1897i gc$="*"500 h 1892d i'21,0;" ";:0: lbk=116:b(k)=0:k:t=0:p=7000X+(tp-65A)*100d:1800 m3i=1n(tp-64@,2):b(i)=0:i nq=1:fg=0 r:6:0,29;"";tt:7:ol=0:oc=0:ox=0:oy=0:7000X+((tp-65A)*100d)+(a(q)-1)*2:0:0,0;t$:1,0;i$ t 2140\ vfg=01918~ wa1:7:j=813 :j,0;b$+" ":j:i=1:10 ,0;" "; x.tf=1:(*2)=0tf=0 y7tf=0fr=1r((*nr)+2):1012 z7tf=1fr=1d((*nc)+1):1012 {Qtf=18000@+d((*nc)+1):m=m(1):2370B :1012 |rr=(*nr)+2:8000@+r(rr):m=m(rr):1:7:j=813 :j,0;b$+" ":j:10 ,0;" ";:2370B :7:0:1012 i=2nr+1 x=(*nr)+2 y=(*nr)+2 c$="R"c$="r" j=r(x):r(x)=r(y):r(y)=j j=m(x):m(x)=m(y):m(y)=j i $na=5:nr=3na=4 cp=(*na)+1 j=r(1):k=m(1) ?i=1cp-1:r(i)=r(i+1):m(i)=m(i+1):i r(cp)=j:m(cp)=k 614,0;" ":14,31;" ";:wipe $na=5:nr=3na=4 X14,1;b$;:1:i=819:i,0;b$+" ":i:i=1na i 0:6:l(rt,i),c(rt,i);(64@+i);:1:0:" ";:8000@+r(i):2370B  wf=0 i 7:0 ol=19:oc=0 0:21,0;" Press the ":6:21,11 ;"LETTER":7:1:21,18;"to answer";:ink  c$="":c$= c$="*"500 +c$>64@Ưc$<65A+na 1970 +c$>96`Ưc$<97a+na 1970  1955 E20,0;b$+" ";:c$>96`c=c$-96`:1980 c=c$-64@ ?c=cpt=t+1:b(q)=1:1850::wait:1990 22000:t=n(tp-64@,2)1500 bi=01986  q=1 a(q)=bi1987 3q=q+1:qn(tp-64@,2)1984 2q=q+1:q>n(tp-64@,2)q=1 b(q)=11986  1906r &t=n(tp-64@,2)1500  1986 Вwf=12260:1870N:7:0:wait:5:9000(#+m(cp):0:2200:7:0:wf=0:wait: A1870N:wait:5:9000(#+m(c):2200:7 wf=1:wait:wipe \2260:1:20,0;" Have another try ":ink:1950 c$ c$="*"23608 c$="t"2700  2020 * 4n,a: H q=1 In Jn=02130R La(q)=n Nq=q+1:2121I R \U5:i=27:i,0;b$+" ":i:0:2020:7:ink ]#rt:nc:nr:i=1nc:d(i):i ^$i=(*nc)+1:r(1)=d(i) _1fr=0:rt=-1fr=1:rt=1 a1m(1):i=2nr+1:r(i):m(i):i fbi k l:l=-12220 ,i=1920:i,0;b$+" ";:i Yl=3c$:ol,oc;"This GEM reference may help you:":ol+1,oc;c$:2220 l=0draw:2220 c$:ol,oc;c$; l=12220 c$ ol+1,oc;c$; -ol=19:oc=0:7:0: -0:7:21,0;b$+" ";  719,0;" ";  nc i=1nc:d(i):i #l=(*nc)+1:8000@+l  prmes:  .Aol,oc:ox=(oc*8):oy=(168-ol*8):2020 8<ox=0:oy=0:oc=0:ol=0:2090* B/1:7:fr=1r(i):0: Cn DYn=0ox=(c(rt,i)*8)+8:oy=(144-l(rt,i)*8):2020: Gr$:r$ In=2r$:" ";r$; K `rt=22410j e] 1:7+2*i,1;(64@+i);" ";:ink:8000@+r(i):2370B : jpy(i),x(i);(64@+i);:8000@+r(i):ox=8*x(i):oy=(21-y(i))*8-24:2020: x,y,a,b 2505 #oc=0ol=02515 x=x+ox:y=y+oy:a=a+ox:b=b+oy Zn dp=4000+(n*20) ip n l,c,x$ ol+l,oc+c;x$;   cback=7 3returns chosen option ascii in v and letter in c$   chead=1 clett=7 ctext=0 cprom=1 cback #3500 +(m1-1)*100d n=0  n=n-1 " sp=0 &#3500 +(m1-1)*100d +chead ,%0,16-(x$/2);x$ .h$ 01,2;h$ 6 n=0 7 m=1 8h$,i$ :h$="*"3200 D1:clett N%(3+n),2;(64@+m); X7:ctext b(3+n),4;h$ g&n=n+1:(3+n),4;i$ q n=n+2 v m=m+1 { 31288 cprom " ":" "; )"Press a LETTER to choose":7 m1=1" ":1:7:b$:" Remember that pressing * and ":" symbol shift will take you ":" back to choose another topic. ":b$:7:0 (c$="":c$=:c$03205 c$="":c$= c$="*"start v=(c$) 'v>64@v<(64@+m)3800 'v>96`v<(96`+m)3800 3210 "CHOOSE THE TYPE OF QUESTION" "Multiple choice"," " "True or false"," " "Choose another topic"," " "Finish using the program"," " "*" "CHOOSE YOUR TOPIC" $"Chlorine & hydrogen chloride"," " "Sulphur & its oxides"," " *"Sulphuric acid and","sulphur compounds" "Nitrogen & its oxides"," " ("Nitric acid, nitrates","and nitrites"  "Finish using the program"," " j "*"," " v>96`v=v-32  ,e:1:" How much do you know about":1,2;"CHEMISTRY (part 1)":0: :6700, U2:10 ,2;"Press STOP on your recorder":0:1890b: 6700,:1:3,2;"If you run this program again":5,2;"you will not get exactly the":7,2;"same questions." \0:10 ,3;"To run this program again":11 ,10 ;"press RUN" U14,4;"To load and run QUESTIONS2":15,10 ;"press NEXT" 18,0;"To load and run a later program":19,2;"wind the tape on before you":20,10 ;"press NEXT"  c$="":c$= c$="R"c$="r"10 ac$="N"c$="n":2:15,0;"Press PLAY on your tape recorder":0:""  6905 X."t",4,1,"Chlorine gas (Cl)","*" Y1,4,5,70F,64@,62>,71G,32 ,68D,25,65A,23,67C,28,63?,30,72H,33!,3 Z7"t",4,1,"Hydrogen Chloride gas (HCl)","*" [1,3,4,73I,74J,69E,35#,68D,25,63?,30,75K,34",67C,28,4 \["t",4,1,"chlorine can be prepared by","t",5,1,"the action of","*" ]1,2,4,138,139,32 ,140,77M,141,78N,142,76L,143,75K,5 ^^"t",4,1,"The test for the presence of","t",5,1,"chloride ion is","*" _1,1,4,146,83S,144,81Q,145,80P,147,79O,148,82R,2 `S"t",4,1,"Chlorine is produced","t",5,1,"commercially","*" ag1,1,3,3,32 ,2,86V,7,86V,149,86V,1 b_"t",4,1,"Important industrial uses of","t",5,1,"chlorine include","*" c1,3,4,150,117u,152,32 ,121y,88X,120x,88X,118v,88X,151,87W,5 d4"t",4,1,"Chlorine will react with","*" e1,2,4,154,156,0,153,88X,155,89Y,157,90Z,158,91[,4 f]"t",4,1,"The electronic configuration","t",5,1,"of chlorine is","*" g1,1,4,161,32 ,159,93],160,93],162,93],163,92\,9 he"t",4,1,"One of the stable isotopes","t",5,1,"of chlorine has mass No.","*" i1,2,4,165,166,95_,27,94^,28,94^,164,94^,29,94^,1 jo"t",4,1,"The number of grams of H that ","t",5,1,"will react with 71g of Cl is","*" ky1,1,4,9 ,97a,8,96`,11 ,96`,13 ,96`,40(,96`,7 R"t",4,1,"Sulphur is obtained","t",5,1,"commercially","*" 1,2,5,2,4,6,1,1,3,2,5,3,6,4,7,5,8 9"t",4,1,"The atomicity of sulphur is","*" 1,1,5,13 ,6,8,7,9 ,7,10 ,7,11 ,7,12 ,7,3 T"t",4,1,"Monoclinic and rhombic","t",5,1,"sulphur are","*" 1,2,5,16,17,8,14,6,15,6,18,6,19,6,20,6,2 ^ "t",4,1,"In the Contact process, SO","t",5,1,"is dissolved in","*" É1,1,5,24,10 ,21,9 ,22,9 ,23,9 ,25,0,26,0,10 o"t",4,0,"How many tonnes of SO can be","t",5,0,"made from 32 tonnes of sulphur?","*" ş1,1,6,29,12 ,27,11 ,28,11 ,30,11 ,31,11 ,32 ,11 ,33!,11 ,6 ]"t",4,1,"SO is a serious air pollutant","t",6,1,"It is formed","*" DŽ1,2,4,34",35#,14,36$,13 ,37%,13 ,38&,13 ,39',13 ,5 n "t",4,1,"The number of moles of O that","t",5,1,"react with 2 moles of SO is","*" ɞ 1,1,6,8,16,40(,15,9 ,15,10 ,15,11 ,15,41),15,12 ,15,4 +"t",4,1,"Sulphur is used","*" o1,2,3,42*,44,,10 ,43+,6,45-,6,46.,6,4 Y"t",4,1,"SO is made in the lab","t",5,1,"from HCl and ...","*" {1,1,4,59;,20,491,21,58:,21,60<,21,61=,21,6 0"t",4,1,"Sulphur dioxide(SO)","*" ϟ1,3,5,68D,69E,64@,29,67C,28,63?,30,65A,23,66B,30,70F,31,5 g"t",4,1,"When SO oxidizes a compound","t",5,1,"it is usually reduced to","*" {1,1,4,524,0,546,72H,557,74J,568,73I,137,72H,4  ["t",4,1,"The formula of sodium","t",5,1,"hydrogensulphate is","*" !{1,1,4,491,18,47/,17,480,17,502,17,513,17,4 "h"t",4,1,"When HSO acts as an oxidant","t",5,1,"it is usually reduced to","*" #1,1,5,535,18,524,19,546,19,557,19,568,19,579,19,9 $3"t",4,1,"Hydrogen sulphide (HS)","*" %1,4,4,62>,66B,67C,68D,26,63?,22,64@,24,65A,23,69E,27,0 &_"t",4,1,"The test for the presence of ","t",5,1,"sulphate ion is","*" '1,1,4,145,85U,146,84T,147,79O,144,81Q,148,82R,15 (S"t",4,1,"The basicity of sulphuric","t",5,1,"acid is","*" )}2,1,4,9 ,18,8,227,11 ,227,12 ,227,40(,227,6 *("t",4,1,"M(HSO) = ","*" +1,1,5,168,0,31,228,32 ,228,30,228,29,228,28,228,5 ,`"t",4,1,"The major industrial use ","t",5,1,"of sulphuric acid is","*" -1,1,5,120x,18,170,64@,171,64@,172,64@,121y,64@,173,64@,8 .`"t",4,1,"Sulphuric acid is obtained","t",5,1,"commercially by the","*" /m1,1,3,174,18,175,42*,176,98b,177,99c,7 0?"t",4,1,"Sulphuric acid can never act as","*" 1p1,1,3,126~,18,127,160,124|,160,178,160,2 27"t",4,1,"Concentrated HSO+HCOOH ","*" 31,1,4,180,18,179,100d,181,100d,182,100d,183,100d,9 4k "t",4,1,"Hydrogen should be made in the","t",5,1,"lab from dilute HSO and","*" 51,1,4,187,101e,184,102f,185,104h,186,102f,188,103g,8 6%"t",4,1,"Sulphites","*" 7{1,2,3,189,192,107k,190,105i,191,106j,193,108l,4 8f"t",4,1,"In: 2HSO+S 3SO+2HO","t",5,1,"Concentrated HSO acts as","*" 91,1,4,124|,110n,178,109m,127,109m,126~,109m,125},109m,9 :)"t",4,1,"All sulphates","*" ;1,2,6,194,195,0,135,111o,128,112p,131,113q,133,113q,134,114r,129,115s,4 1,"the metal oxide" ?1,"nitrogen dioxide" @1,"oxygen" A1,"the metal" B1,"the metal nitrite" C1,"nitrogen monoxide" D1,"no effect" E1,"dinitrogen monoxide" F1,"water" G*1,"catalytic oxidation of ammonia" #(-1," " #)32,"It is usually burnt to form","the oxide" #**1,"The element is a non conductor" #+A2,"The Frasch process is used to","extract solid sulphur" #,-2,"Metals are produced in this","way" #-22,"The element has a high","boiling point" #.3,"sulphur" #/#1,"sulphur exists as rings" #0 3,"carbon" #1)1,"This would be very exothermic" #23,"Contact Process" #31,"A(S)=32; A(O)=16" #43,"M" #53,"Air" #6?2,"Sulphur compounds are often","found in fossil fuels" #71,"SO + O SO ?" #81,"2SO + O 2SO" #9/2,"The hydrogensulphate ion","is HSO" #:3,"sulphuric acid" #;H2,"Reduction can be the loss of","some oxygen from the molecule" #<3,"sulphites" #=1,"SO + HO HSO" #>22,"lead ethanoate paper","is turned black" #?1,"It is weakly acidic" #@1,"M(HS)=34" #A"1,"This is a test for SO" #B3,"hydrogen sulphide" #C1,"the gas burns" #D12,"The gas goes not support","combustion" #E3,"sulphur compounds" #F"1,"This is a test for HS" #G#1,"This describes Chlorine" #H3,"chlorine" #I42,"It is produced by the","oxidation of HCl" #J:2,"Ammonium Chloride is the","white solid product" #K3,"Hydrogen chloride" #N3,"Nitric acid" #O02,"NO is the oxidation product","of NH" #P32,"NO is reacted with O","as well as HO" #R#1,"Ammonia gas is produced" #h82,"Yes.An important use but","not the major one" #p12,"This is in a higher","oxidation state" #q12,"This is in the same","oxidation state" #r=2,"Only a very strong reducing","agent would do this" #s#1,"A dilute acid does this" #t$1,"This is thermally stable" #u 1,"This produces HCl(g)" #v=2,"Chlorine is a stronger","oxidizing agent than SO" #w-2,"The test for SO or a ","sulphate" #x#1,"The test for a sulphate" #y"1,"The test for a nitrate" #z"1,"The test for a bromide" #{3,"Chlorides" #|#1,"The test for a chloride" #}3,"Sulphates" #~G2,"The ionic sodium chloride is","the chief source of chlorine" #$1,"This is a use of bromine" #52,"Remember chlorine is an","oxidizing agent" #)1,"Cl and ClO ions are formed" #*1,"No hydrogen chloride is formed" #)1,"Cl and ClO ions are formed" ##1,"It is a group 7 element" #1,"A(Cl)=17" #G2,"It has 17 protons and roughly","the same number of neutrons" #*1,"17 protons + 18 or 20 neutrons" #1,"H + Cl - 2HCl" #1,"M(H) = 2" #*1,"This produces Sodium Carbonate" #'1,"This is an obsolete process" #C2,"Remember the concentrated acid","is a dehydrating agent" #3,"Hydrogen" #72,"These two chemicals do","not react together" #I2,"An insoluble layer forms on","the metal stopping the reaction" #)1,"Sodium is too reactive to use" #52,"This is the acid salt","hydrogen sulphite" #+1,"Sulphur dioxide is produced" #3,"Sulphates" #:2,"Sulphites are stable;","Sulphurous acid is not" ##1,"The sulphur is oxidized" #3,"Oxidation" #/2,"Sulphates do not contain","Cl atoms" #( 1,"No, BaSO and PbSO are not" #%1,"They are thermally stable" #?2,"Some do eg. CuSO , but this","is due to the cation" #22,"Some have coloured cations","eg. CuSO" #3,"Anhydrous" #"1,"No. The salt is stable" #@2,"True, but this is not the ","reason. They decompose." #3,"Nitrogen" #"1,"Nitrogen is 78% of air" #02,"Neither of these contain","nitrogen." #1,"This sublimes" # 1,"There is no reaction" #.2,"This produces a mixture","of gases" #H2,"No. Ammonium dichromate does","in a very exothermic reaction" #12,"Remember the valencies","Mg=2 ; N=3" #"1,"These are hydrocarbons" #)1,"These contain C,H and O atoms" #'1,"These are metallic elements" #3,"Proteins" #3,"Nitrogen oxides" #$1,"This is nitrogen dioxide" #1,"2NO+O 2NO" #<2,"No. It is made by heating a","solution of NHNO" #!1,"It is a neutral oxide" #'1,"NO and NO can, but not NO" #1,"It is brown" #'1,"This is dinitrogen monoxide" #1,"NO does not exist" #A2,"The oxide product would be","reduced completely to N" #1,"NO does not exist" #1,"HO + NO ?" #1,"NO is formed" #1,"Z(N)=7" #:2,"Z values: H=1;C=6;N=7;O=8;","Na=11;Mg=12;Si=14" #3,"Electron" #1,"M(NO) = 30" #(1,"This is not an important use" #'1,"These are all water soluble" #3,"Brown ring test" #%1,"X(NO) XO + 2NO + O" #3,"nitrates" #1,"2XNO 2X+2NO+O" #1,"2XNO 2XNO +O" # 1,"NHNO 2HO+?" #(1,"This produces sulphuric acid" #52,"The nitrogen cannot be","oxidized further" #22,"The concentrated acid","contains water" #1,"Yes, it can" #1,"It is an acid" #-2,"Phosphorus exists as","tetrahedra" $ B2,"Basicity is the number of","replaceable hydrogen atoms" $ 1,"A(H=1;S=32; O=16;)" '-1," " C QUESTIONS2q|:0:7:7  6800 n=1 x$=" " &b$=" " 2a(16):b(16) < r(9 ) > m(9 ) B d(9 ) Cl(3,5) Dc(3,5) En(5,2) F"m$="I'm mixing up the questions" J[13 ,13 ,10 ,10 ,12 ,12 ,10 ,10 ,11 ,11 K<74J:i=15:n(i,1):n(i,2):i Lox=0:oy=0 Moc=0:ol=0 P'bor=7:ink=0:pap=7 Uink:bor:pap Zx=*65536:x ]grid ^9 ,1,11 ,1,13 ,1,15,1,17,1,9 ,1,13 ,1,11 ,11 ,9 ,21,13 ,21 _ 94^ `i=12 aj=15 bl(i,j):c(i,j) cj:i iwipe=2250 swait=1890b 400 , 350^ .z$ 0z$="*"490 2'i=0 7:row:z$+i,row:i 4 302. `J"t",1,2,2,4,132,72H,40(,16 bK"i",0,0,0,480,72H,16,32 ,120x dL"j",0,0,0,112p,16,32 ,16,112p eK"l",0,0,0,64@,80P,120x,16,16 fL"m",0,0,0,120x,64@,112p,8,112p gL"n",0,0,0,16,32 ,112p,72H,112p hM"u",126~,0,36$,36$,36$,36$,0,126~ iM"f",126~,0,73I,73I,73I,73I,0,126~ jI"a",0,0,0,0,76L,82R,82R,76L kI"e",24,34",34",24,0,0,0,0 lG"o",0,0,0,120x,0,0,0,0 mJ"d",0,0,0,480,72H,480,72H,480 nK"q",16,16,124|,16,16,0,0,0 pH"r",12 ,18,4,8,30,0,0,0 rG"s",14,2,4,2,14,0,0,0 sJ"b",0,0,0,568,40(,32 ,32 ,32 tG"c",0,4,2,1,255,1,2,4 uG"g",0,0,0,0,255,0,0,0 w"*" :6700, k4,12 :0,144:248,0:0,-144:-248,0:i=0  i=0 .3+i,1;"This program gives you " -4+i,1;"practice at answering " c2:5+i,1;"True/false";:0:" and ";:2:"Multiple choice":0 !6+i,1;"questions." 7+i,1;" " 18+i,1;"There is a range of topics" 49 +i,1;"to choose from. If you do not" 10 +i,1;"get a question correct then":11 +i,1;"help is given. A message is":12 +i,1;"shown to give a hint or an":13 +i,1;"explanation. Have your GEM":14+i,1;"ready."  15+i,1;" " G 16+i,1;"For the ";:2:"multiple choice":0 117+i,1;"questions you can have a " 918+i,1;"second try. Pressing * at any" 219+i,1;"time RESTARTS the program."  7  300, 0.1}L,0:wait  x$=" ":m1=2:3000 tp=v t$=c$ v=69E6900 m1=1:3000 h=v h$=c$ h=67C500 h=68D6900 X>qp=5001+(h-65A)*1000+(tp-65A)*502 Y Z$3500 +(h-64@):h$:x$=h$ [!3600+(tp-64@):t$,i$ ]P:0,(16-(t$)/2);t$:1,(16-(i$)/2);i$ ^'3,(16-(h$)/2);h$ `qp bh=66B1000 lh=65A1900l %k=116:b(k)=0:k  t=0  fg=1 2p=5000+(tp-65A)*100d:1800  q=1  1906r Aol=19:oc=0:tf=1a$="t":r$="T":1015 a$="f":r$="F" G7:1:19,2;"Press T or F to answer";  c$="":c$= c$="*"500 )c$="t"c$="T"c$="f"c$="F"1025  1020 c$=a$c$=r$2260:4:21,0;"good":ink:tt=tt+1:6:0,30;tt:7:0.5,12 :b(q)=1:t=t+1:1050 2:21,0;"wrong";:ink:0.5,-12 :2260:wait:5:9000(#+m:2200:7:1050  1020 wait &t=n(tp-64@,1)1500 $ q=q+1 )1q>n(tp-64@,1)q=1:1065) +'b(q)=1q=q+1:1065) . 1008  :5 ށ2:1,(16-h$/2);h$:3,(16-t$/2);t$:4,(16-i$/2);i$:0 8,1;"Well done. You have got all":10 ,1;"questions in the section":12 ,1;"CORRECT.":1:14,1;"Now try another topic area":0 $i=020:0.1}L,i:i wait:7:500 p  0i=1n(tp-64@,h-64@):a(i)=i:i i=1̱m$ 17,i+1;m$(i); 0.1}L,-10 +i *x=(*n(tp-64@,h-64@))+1 *y=(*n(tp-64@,h-64@))+1 !z=a(x):a(x)=a(y):a(y)=z &i + tt=0 0wait: :Wtt=tt+1:6:0,30;tt:7:wipe:19,0;b$+" " ?i4:21,0;"right";:4:0:l(rt,cp),c(rt,cp);(64@+cp);:7:ink D0.5,12 I Nwipe Sf2:21,0;"wrong";:2:0:l(rt,c),c(rt,c);(64@+c);:7:ink Twf=01880X UM1:4:0:l(rt,cp),c(rt,cp);(64@+cp);:ink:0 X0.5,-12 \bor ] b;0:21,7;"Press SPACE to continue"; c&c$="":c$=:c$01891c e c$="":c$= fc$=" "1897i gc$="*"500 h 1892d i'21,0;" ";:0: lbk=116:b(k)=0:k:t=0:p=7000X+(tp-65A)*100d:1800 m3i=1n(tp-64@,2):b(i)=0:i nq=1:fg=0 r:6:0,29;"";tt:7:ol=0:oc=0:ox=0:oy=0:7000X+((tp-65A)*100d)+(a(q)-1)*2:0:0,0;t$:1,0;i$ t 2140\ vfg=01918~ wa1:7:j=813 :j,0;b$+" ":j:i=1:10 ,0;" "; x.tf=1:(*2)=0tf=0 y7tf=0fr=1r((*nr)+2):1012 z7tf=1fr=1d((*nc)+1):1012 {Qtf=18000@+d((*nc)+1):m=m(1):2370B :1012 |rr=(*nr)+2:8000@+r(rr):m=m(rr):1:7:j=813 :j,0;b$+" ":j:10 ,0;" ";:2370B :7:0:1012 i=2nr+1 x=(*nr)+2 y=(*nr)+2 c$="R"c$="r" j=r(x):r(x)=r(y):r(y)=j j=m(x):m(x)=m(y):m(y)=j i $na=5:nr=3na=4 cp=(*na)+1 j=r(1):k=m(1) ?i=1cp-1:r(i)=r(i+1):m(i)=m(i+1):i r(cp)=j:m(cp)=k 614,0;" ":14,31;" ";:wipe $na=5:nr=3na=4 X14,1;b$;:1:i=819:i,0;b$+" ":i:i=1na i 0:6:l(rt,i),c(rt,i);(64@+i);:1:0:" ";:8000@+r(i):2370B  wf=0 i 7:0 ol=19:oc=0 0:21,0;" Press the ":6:21,11 ;"LETTER":7:1:21,18;"to answer";:ink  c$="":c$= c$="*"500 +c$>64@Ưc$<65A+na 1970 +c$>96`Ưc$<97a+na 1970  1955 E20,0;b$+" ";:c$>96`c=c$-96`:1980 c=c$-64@ ?c=cpt=t+1:b(q)=1:1850::wait:1990 22000:t=n(tp-64@,2)1500 bi=01986  q=1 a(q)=bi1987 3q=q+1:qn(tp-64@,2)1984 2q=q+1:q>n(tp-64@,2)q=1 b(q)=11986  1906r &t=n(tp-64@,2)1500  1986 Вwf=12260:1870N:7:0:wait:5:9000(#+m(cp):0:2200:7:0:wf=0:wait: A1870N:wait:5:9000(#+m(c):2200:7 wf=1:wait:wipe \2260:1:20,0;" Have another try ":ink:1950 c$ c$="*"23608 c$="t"2700  2020 * 4n,a: H q=1 In Jn=02130R La(q)=n Nq=q+1:2121I R \U5:i=27:i,0;b$+" ":i:0:2020:7:ink ]#rt:nc:nr:i=1nc:d(i):i ^$i=(*nc)+1:r(1)=d(i) _1fr=0:rt=-1fr=1:rt=1 a1m(1):i=2nr+1:r(i):m(i):i fbi k l:l=-12220 ,i=1920:i,0;b$+" ";:i Yl=3c$:ol,oc;"This GEM reference may help you:":ol+1,oc;c$:2220 #l=02020:2220 c$:ol,oc;c$; l=12220 c$ ol+1,oc;c$; -ol=19:oc=0:7:0: -0:7:21,0;b$+" ";  719,0;" ";  nc i=1nc:d(i):i #l=(*nc)+1:8000@+l  prmes:  .Aol,oc:ox=(oc*8):oy=(168-ol*8):2020 8<ox=0:oy=0:oc=0:ol=0:2090* B/1:7:fr=1r(i):0: Cn DYn=0ox=(c(rt,i)*8)+8:oy=(144-l(rt,i)*8):2020: Gr$:r$ In=2r$:" ";r$; K `rt=22410j e] 1:7+2*i,1;(64@+i);" ";:ink:8000@+r(i):2370B : jpy(i),x(i);(64@+i);:8000@+r(i):ox=8*x(i):oy=(21-y(i))*8-24:2020: x,y,a,b 2505 #oc=0ol=02515 x=x+ox:y=y+oy:a=a+ox:b=b+oy Zn dp=4000+(n*20) ip n l,c,x$ ol+l,oc+c;x$;   cback=7 3returns chosen option ascii in v and letter in c$   chead=1 clett=7 ctext=0 cprom=1 cback #3500 +(m1-1)*100d n=0  n=n-1 " sp=0 &#3500 +(m1-1)*100d +chead ,%0,16-(x$/2);x$ .h$ 01,2;h$ 6 n=0 7 m=1 8h$,i$ :h$="*"3200 D1:clett N%(3+n),2;(64@+m); X7:ctext b(3+n),4;h$ g&n=n+1:(3+n),4;i$ q n=n+2 v m=m+1 { 31288 cprom " ":" "; )"Press a LETTER to choose":7 m1=1" ":1:7:b$:" Remember that pressing * and ":" symbol shift will take you ":" back to choose another topic. ":b$:7:0 (c$="":c$=:c$03205 c$="":c$= c$="*"start v=(c$) 'v>64@v<(64@+m)3800 'v>96`v<(96`+m)3800 3210 "CHOOSE THE TYPE OF QUESTION" "Multiple choice"," " "True or false"," " "Choose another topic"," " "Finish using the program"," " "*" "CHOOSE YOUR TOPIC" !"Ammonia and its compounds"," " !"Phosphorus and phosphates"," " "Oxygen and oxides"," " "Hydrogen"," "  "Finish using the program"," " j "*"," " v>96`v=v-32  ,e:1:" How much do you know about":1,2;"CHEMISTRY (part 2)":0: :6700, U2:10 ,2;"Press STOP on your recorder":0:1890b: 6700,:1:3,2;"If you run this program again":5,2;"you will not get exactly the":7,2;"same questions." \0:10 ,3;"To run this program again":11 ,10 ;"press RUN" P14,4;"To load and run GAME1":15,10 ;"press NEXT" 18,0;"To load and run a later program":19,2;"wind the tape on before you":20,10 ;"press NEXT"  c$="":c$= c$="R"c$="r"10 ac$="N"c$="n":2:15,0;"Press PLAY on your tape recorder":0:""  6905 Y1,2,4,65A,74J,36$,64@,35#,68D,25,63?,30,76L,37%,6 Z,"t",4,1,"Ammonia solution","*" [1,3,4,77M,79O,80P,36$,78N,43+,73I,41),68D,25,81Q,42*,5 \e"t",4,1,"A step in the catalytic","t",5,1,"oxidation of NH to HNO is","*" ]1,3,4,82R,84T,86V,38&,83S,40(,85U,40(,87W,39',88X,39',9 ^X"t",4,1,"An example of an ammonia","t",5,1,"fertilizer is","*" _ 1,2,5,90Z,93],36$,91[,36$,89Y,46.,92\,45-,94^,44,,95_,47/,12 `Y"t",4,1,"The 4 N-H bonds in the ammonium","t",5,1,"ion are","*" ai1,1,3,96`,502,97a,513,98b,480,99c,491,1 bQ"t",4,1,"Ammonia gas could be dried","t",5,1,"with","*" c1,1,4,102f,0,100d,524,101e,524,103g,524,104h,546,2 d-"t",4,1,"The Haber process","*" e1,2,5,110n,108l,557,106j,59;,107k,58:,109m,579,111o,568,105i,60<,0 f"t",4,1,"Ammonia is good for use in","t",5,1,"the fountain experiment","t",6,1,"because it","*" g1,1,5,74J,0,80P,61=,71G,61=,64@,61=,107k,61=,79O,61=,6 hg"t",4,1,"The balanced equation for","t",5,1,"the oxidation of ammonia is","*" i1,1,4,114r,0,112p,63?,113q,63?,115s,62>,116t,63?,10 jY"t",4,1,"The major industrial use","t",5,1,"for ammonia is","*" k1,1,6,120x,36$,117u,64@,118v,64@,119w,64@,121y,64@,122z,64@,123{,64@,3 l` "t",4,1,"When ammonia reacts with ","t",5,1,"CuO it is acting as","*" m1,1,4,126~,0,124|,65A,125},65A,127,65A,128,65A,9 n."t",4,1,"All ammonium salts","*" o1,2,4,128,130,66B,129,68D,131,67C,132,69E,133,67C,13 p6"t",4,1,"Ammonium chloride crystals","*" qn1,1,3,134,66B,133,70F,135,42*,136,71G,12 Y"t",4,1,"Phosphorus is an element","t",5,1,"found in group","*" 1,1,5,41),163,8,162,9 ,162,10 ,162,11 ,162,12 ,162,6 U"t",4,1,"The formula of calcium","t",5,1,"phosphate is","*" 1,1,4,266 ,165,264,164,265 ,164,267 ,164,268 ,164,8 _"t",4,1,"Calcium phosphate is the","t",5,1,"chief constituent of","*" 1,1,4,269 ,165,270,166,271,166,272,166,273,166,8 V"t",4,1,"The atomicity of white","t",5,1,"phosphorus is","*" Ñ1,1,5,11 ,163,8,167,9 ,167,10 ,167,12 ,167,13 ,167,9 1"t",4,1,"PO + 6HO 4?","*" Ś1,1,5,279,168,274,169,275,170,276,171,277,170,278,172,10 W"t",4,1,"One common allotrope of","t",5,1,"phosphorus is","*" | 1,2,3,280,282,163,281,173,283,173,284,173,4 ]"t",4,1,"Phosphorus sulphide has an","t",5,1,"important use in","*" ɗ1,1,5,285,0,119w,174,120x,174,122z,174,121y,174,123{,174,8 W"t",4,1,"The formula of phosphorus","t",5,1,"sulphide is","*" ˗1,1,5,291#,0,286,175,287,175,288 ,175,289!,175,290",175,2 b"t",4,1,"White phosphorus reacts at","t",5,1,"once when it contacts","*" ͓1,2,4,295',297),163,292$,176,293%,176,294&,176,296(,176,6 W"t",4,1,"The basicity of phosphoric(v)","t",5,1,"acid is","*" ϑ1,1,5,10 ,168,8,167,9 ,167,11 ,167,12 ,167,13 ,167,5  W"t",4,1,"The M value of an oxygen","t",5,1,"molecule is","*" !1,1,4,27,178,13 ,177,28,177,29,177,298*,177,0 "\"t",4,1,"Oxygen is usually prepared","t",5,1,"in the lab from","*" #r 1,1,3,299+,178,300,,179,301-,179,302.,180,3 $""t",4,1,"Oxygen","*" %1,3,7,222,223,248,178,225,193,221,194,193,195,73I,194,63?,30,68D,25,67C,196,2 &R"t",4,1,"An example of an acidic","t",5,1,"oxide is","*" '1,3,6,294&,535,255,191,292$,182,102f,184,240,182,261,187,242,187,3040,183,5 (R"t",4,1,"An example of a neutral","t",5,1,"oxide is","*" )1,3,6,21,259,261,189,101e,181,546,186,535,181,255,186,102f,184,303/,185,6 *Q"t",4,1,"An example of a basic ","t",5,1,"oxide is","*" +1,3,6,303/,300,,102f,190,21,187,294&,186,101e,181,255,186,546,181,3051,188,7 ,W"t",4,1,"An example of an ","t",5,1,"amphoteric oxide is","*" -1,2,6,3040,3051,192,303/,184,102f,185,294&,181,21,182,240,187,101e,186,4 .%"t",4,1,"Peroxides","*" /1,2,4,315;,316<,204,317=,205,318>,207,319?,208,320@,206,9 0S"t",4,1,"Oxygen can be produced by","t",5,1,"heating","*" 11,3,7,300,,299+,301-,178,3040,195,3051,195,303/,195,294&,195,102f,195,546,195,21,195,11 2_"t",4,1,"The laboratory test for","t",5,1,"oxygen gas is that it","*" 31,1,5,3062,178,63?,30,66B,30,67C,196,69E,200,68D,25,2 4`"t",4,1,"Red lead, PbO, is thought","t",5,1,"to be a mixture of","*" 51,1,4,3073,199,3084,197,3095,197,3106,198,3117,198,9 6+"t",4,1,"An acidic oxide","*" 71,2,4,73I,3128,191,68D,25,65A,201,3139,202,314:,203,4 S"t",4,1,"Hydrogen is produced","t",5,1,"industrially","*" 1,2,4,1,337Q,101e,7,224,3,225,334N,224,149,224,1 _"t",4,1,"Important industrial uses","t",5,1,"of hydrogen include","*" 1,2,5,335O,336P,101e,121y,226,119w,226,123{,226,150,226,151,226,2 m"t",4,1,"The number of gram of H that","t",5,1,"will react with 71g of Cl is","*" y1,1,4,9 ,97a,8,96`,11 ,96`,13 ,96`,40(,96`,6 8"t",4,1,"The atomicity of hydrogen is","*" ~1,1,4,9 ,101e,8,209,10 ,209,11 ,209,13 ,209,3 j"t",4,1,"Hydrogen should be made in","t",5,1,"the lab from dilute HSO and","*" 1,1,4,187,101e,188,103g,184,102f,185,104h,186,102f,1 c"t",4,1,"The number of electrons in","t",5,1,"a hydrogen molecule is","*" 1,1,5,9 ,101e,8,209,10 ,210,11 ,210,12 ,210,13 ,210,4 f"t",4,1,"The electronic configuration","t",5,1,"of the hydrogen atom is","*" 1,1,4,8,101e,9 ,211,321A,212,162,214,322B,213,6 ."t",4,1,"Hydrogen bonds are","*" 1,2,4,328H,331K,219,329I,221,330J,220,332L,223,333M,222,10 `"t",4,1,"Deuterium and tritium are","t",5,1,"examples of hydrogen","*" 1,1,5,15,101e,14,215,16,215,19,215,20,215,17,215,7 ]"t",4,1,"The ion formed: HO + H ?","t",5,1,"is called","*" 1,1,4,323C,101e,324D,218,325E,216,316<,216,327G,217,8 f"t",4,1,"One of the steps in the","t",5,1,"production of nitric acid is","*" 1,3,4,84T,86V,82R,38&,85U,40(,83S,40(,87W,39',88X,39',10 "t",4,1,"The chief industrial use of","t",5,1,"nitric acid is in the","t",6,1,"production of","*" 1,1,4,120x,38&,121y,64@,123{,149,122z,149,152,149,11 6"t",4,1,"Nitrates are water soluble","*" 1,1,4,249,0,251,150,250,150,252,150,253,150,4 5"t",4,1,"The test for a nitrate is","*" 1,1,4,144,151,145,80P,146,84T,147,79O,148,82R,3 ]"t",4,1,"The action of heat on","t",5,1,"lead nitrate produces","*" 1,3,5,254,255,256,153,257,152,258,152,259,152,260,152,261,152,6 c "t",4,1,"The action of heat on a","t",5,1,"group I nitrate produces","*" 1,2,6,256,258,153,254,155,255,155,257,155,259,155,260,155,262,155,7 _"t",4,1,"The action of heat on silver","t",5,1,"nitrate produces","*" 1,3,5,257,256,255,153,260,154,259,154,258,154,254,154,262,154,5 Z"t",4,1,"Thermal decomposition of","t",5,1,"NHNO produces","*" 1,1,4,261,0,256,156,255,156,259,156,260,156,2 Q"t",4,1,"The basicity of nitric ","t",5,1,"acid is","*" }1,1,4,8,38&,9 ,167,11 ,167,12 ,167,40(,167,1 ]"t",4,1,"Nitric acid is obtained","t",5,1,"commercially by the","*" 1,1,4,263,38&,174,157,175,42*,176,98b,177,99c,1 2"t",4,1,"Nitric acid can act as","*" z1,2,3,124|,178,38&,127,159,126~,158,125},161,2 B1,"from petroleum" C&1,"by an electrolytic process" G&1,"by fractional distillation" H 1,"1" I 1,"2" J 1,"3" K 1,"4" L 1,"6" M 1,"8" N1,"isomers" O1,"isotopes" P1,"allotropes" Q1,"polymorphs" R1,"nuclides" S1,"homologues" T1,"polymers" U1,"water" [1,"32" \1,"48" ]1,"64" h1,"0.5" i 1,"5" u1,"sulphur dioxide" v1,"sulphur trioxide" -2,"turns starch-iodine paper","black" #1,"is much denser than air" C2,"dissolves in water to form","a weakly alkaline solution" ,2,"has a strong odour of bad","eggs" #1,"burns with a blue flame" *2,"turns dichromate paper","green" +2,"extinguishes a burning","splint" 1,"is very reactive" '1,"turns moist blue litmus red" $1,"is very soluble in water" =2,"is collected in the lab in","a gas jar over water" 1,"has a pH above 7" '1,"contains NH and NH ions" &1,"contains NH(aq) molecules" "1,"forms salts with acids" F2,"will produce NHOH crystals","when the water is evaporated" $1,"4NH + 5O 4NO + 6HO" %1,"2NO + HO HNO + HNO" 1,"2NO + O 2NO" 1,"2HNO + O 2HNO" %1,"4NO + O + 2HO 4HNO" $1,"4NH + 3O 2N + 6HO" 1,"N + 2O 2NO" 1,"(NH)CO(s)" 1,"(NH)SO(s)" 1,"NH(g)" 1,"NHCl(s)" 1,"NHNO(s)" 1,"NHOH(s)" 1,"NHHSO" 1,"all the same length"  1,"at 90 to each other" 1,"weak" "1,"of different strengths" 1,"HSO(c)" 1,"PO" 1,"CaO(s)" 1,"anhydrous CaCl(s)" 1,"Ca(OH)(s)" 1,"occurs at 200C" &1,"uses hydrogen from the air" 42,"is carried out at","atmospheric pressure" %1,"involves an iron catalyst" 1,"has a yield of 90%" 22,"uses nitrogen extracted","from the air" 72,"gives the best yield at","high temperatures" $1,"2NH+4CuO 4Cu+4HO+N" $1,"2NH+2CuO 2Cu+2HO+N" $1,"2NH+3CuO 3Cu+3HO+N" %1,"2NH+3CuO 3Cu+3HO+2N" &1,"2NH+4CuO 4Cu +4HO+2N"  1,"wood pulp production" 1,"nylon manufacture" "1,"nitric acid production" 1,"fertilizers" "1,"explosives manufacture" 1,"plastics" 1,"pharmaceuticals" 1,"an oxidising agent" 1,"a base" 1,"a reducing agent" 1,"a dehydrating agent" 1,"are water soluble" (1,"are white crystalline solids" 82,"produce ammonia when","heated with an alkali" 1,"sublime on heating" 1,"are covalent"  1,"decompose on heating" .2,"form an acidic solution","in water" D2,"makes hydrogen chloride gas","when heated with an alkali" %1,"turn dry litmus paper red" ;2,"a brown ring when mixed ","with HSO and FeSO" C2,"a white precipitate when","added to acidified Ba ions" >2,"a white precipitate when","added to AgNO/HNO(aq)" ;2,"dichromate paper turning","from orange to green" ?2,"a cream precipitate when ","added to AgNO/HNO(aq)" 02,"by oxidation of hydrogen ","chloride" 1,"PVC production" 1,"photography" 1,"anaesthetics" 1,"2.7" 1,"contact process" 1,"Haber process" 1,"Solvay process"  1,"Lead chamber process" 1,"an acid" 1,"copper" 1,"sodium" 1,"silver" 1,"zinc" 1,"calcium" 1,"reacts with water" 52,"can be made by heating","lead () nitrate" 1,"is colourless" ! 1,"has a sweetish smell" 01,"CO" 21,"NO" 842,"can be collected in the","lab over water" 91,"with no exceptions" :-2,"except lead() and barium","salts" ;:2,"with the exception of","group I metal nitrates" 1,"the metal oxide" ?1,"nitrogen dioxide" @1,"oxygen" A1,"the metal" B1,"the metal nitrite" C1,"nitrogen monoxide" D1,"no effect" E1,"dinitrogen monoxide" F1,"water" G,2,"catalytic oxidation of","ammonia" H1,"Ca(PO)" I1,"Ca(PO)" J1,"Ca(PO)" K1,"Ca(PO)" L1,"Ca(PO)" M1,"bone" N1,"hair" O1,"nail" P1,"horn" Q1,"skin" R1,"HPO" S1,"HO" T1,"HPO" U1,"HPO" V1,"HPO" W1,"HPO" X1,"white phosphorous" Y!1,"monatomic phosphorous" Z1,"red phosphorous" [1,"rhombic phosphorous" \1,"plastic phosphorous" ]1,"matches" ^1,"PS" _1,"PS" `1,"PS" a1,"PS" b1,"PS" c1,"PS" d1,"water" e1,"nitrogen" f1,"carbon dioxide" g1,"oxygen" h1,"alcohol" i1,"air" j1,"16" k1,"hydrogen peroxide" l1,"mercury() oxide" m1,"red lead (PbO)" n72,"the electrolysis of","dilute sulphuric acid" o1,"magnesium oxide" p1,"aluminium oxide" q1,"zinc oxide" r%1,"relights a glowing splint" s1,"PbO and PbO" t1,"PbO and PbO" u1,"PbO and PbO" v1,"PbO and PbO" w1,"PbO and PbO" x12,"is formed by burning","sulphur in air" y32,"is formed when sodium","is burnt in air" z62,"is formed when aluminium","is burnt in air" |82,"react with acids to form","hydrogen peroxide" }@2,"have a lower oxygen:metal","ratio than normal oxides" ~02,"are more stable than","normal oxides" /2,"react with alkalis","forming oxygen" 1,"are reducing agents" 1,"2.1" 1,"2.8" 1,"oxonium" 1,"the hydrogen ion" 1,"a proton" 1,"hydroxide" 1,"deuterium" &1,"weaker than covalent bonds" %1,"stronger than ionic bonds" C2,"responsible for water being","a gas at room temperature" 1,"found in ice" /2,"formed between two","hydrogen atoms" )2,"shorter than covalent","bonds" '1,"by heating coal without air" 1,"making ammonia" 82,"the production of margarine","and other fats" ,2,"by the action of steam on","coke" #(-1," " #A"1,"This is a test for SO" #F"1,"This is a test for HS" #K3,"Hydrogen chloride" #L3,"Ammonia" #M/2,"The gas is very soluble in ","water" #N3,"Nitric acid" #O12,"NO is the oxidation ","product of NH" #P32,"NO is reacted with O","as well as HO" #Q$1,"The solution is alkaline" #R#1,"Ammonia gas is produced" #S52,"NH ions are not found in","the solution" #T(1,"This only exists in solution" #U32,"Chloride ions are poisonous","to plants" #V<2,"This compound is unstable and","hence unsuitable" #W62,"The %age of N is greater","in the sulphate" #X/2,"The ammonium ion is fairly","stable" #Y#1,"They are all equivalent" #Z3,"Ammonium ion" #[?2,"The H-N-H angle is the","tetrahedral angle 109 28'" #\+2,"Remember ammonia is an","alkali" #]$1,"This reacts with the gas" #^&1,"This is not a drying agent" #_3,"Haber Process" #`B2,"No. But at low temperatures","the reaction is too slow" #a42,"The yield is 10% at 200 atm.","and 450C" #bE2,"High pressure favours the","reaction. It occurs at 200atm" #c<2,"This is produced from natural","gas or petroleum" #d02,"The reaction occurs at","about 450C" #e@2,"This experiment only works with","a very soluble gas" #f/2,"Too many N on the right","hand side" #g<2,"Unequal numbers of hydrogen","atoms on each side" #h92,"Yes. An important use but","not the major one" #i*1,"It is oxidized in the reaction" #j3,"Ammonium compounds" #k(1,"Some do, but not all of them" #l72,"Most are but some contain","coloured anions" #m32,"They are all ionic crystalline","solids" #n1,"No. They sublime" #o32,"Moisture is needed for this","to happen" #w,2,"The test for SO or a","sulphate" #x#1,"The test for a sulphate" #z"1,"The test for a bromide" #|#1,"The test for a chloride" #1,"H + Cl 2HCl" #1,"M(H) = 2" #3,"Hydrogen" #72,"These two chemicals do","not react together" #I2,"An insoluble layer forms on","the metal stopping the reaction" #)1,"Sodium is too reactive to use" #1,"NO does not exist" #(1,"This is not an important use" #'1,"These are all water soluble" #3,"Browning test" #%1,"X(NO) XO + 2NO + O" #3,"nitrates" #1,"2XNO 2XNO + O" #(1,"This produces sulphuric acid" #52,"The nitrogen cannot be","oxidized further" #32,"The concentrated acid ","contains water" #1,"It is an acid" #*1,"Phosphorous has a valency of 4" #3,"Phosphorous" #)1,"The valency of phosphate is 3" #3,"Phosphates" #!1,"No. This is a protein" #.2,"Phosphorous exists as","tetrahedra" #3,"Phosphoric(v) acid" #*1,"Too many P and O. Not enough H" #1,"Too many P and O" #1,"Not enough H" #1,"Not enough H and O" #-2,"You've confused it","with sulphur" #A2,"Phosphorous sulphide catches","fire when it is rubbed" #+1,"Phosphorous has a valency of 3" #-2,"PO is formed in","this reaction" #1,"A(O)=16" #3,"Oxygen" #C2,"This gives oxygen when heated","but is not usually used" #82,"This gives oxygen but is not","normally used" ##1,"This is an acidic oxide" ##1,"This is a neutral oxide" #'1,"This is an amphoteric oxide" #!1,"This is a basic oxide" #"1,"This reacts with acids" #52,"This dissolves in water","to form an acid" #12,"This doesn't affect the","pH of water" #62,"This dissolves in both","acids and alkalis" #3,"Neutral" #3,"Basic oxide" #3,"Acidic oxide" #3,"Amphoteric oxide" #1,"It has no smell" #82,"It dissolves but does not react","with water" #1,"No. It is stable" # 1,"Oxygen does not burn" #1,"PbO does not exist" # 1,"PbO does not exist" #I2,"PbO consists of 2 parts of","one oxide +1 part of another" #*2,"No. It is an oxidizing","agent" #"1,"No; an acidic solution" ##1,"A basic oxide is formed" #)1,"An amphoteric oxide is formed" #3,"Peroxide" #D2,"No. It is a higher ratio.","There is more oxygen present" #%1,"They are oxidizing agents" #C2,"They are less stable. They","release their extra oxygen" #/2,"This reaction does not take","place" # 1,"Hydrogen is diatomic" #1,"A(H)=1" #92,"This represents the","configuration of helium" ##1,"This represents lithium" # 1,"This represents neon" #$1,"This represents fluorine" #82,"They contain different","numbers of neutrons" $1,"This is OH" $*1,"This is an isotope of hydrogen" $1,"HO is the product" $3,"Hydrogen bond" $E2,"Water is a liquid at room","temperature :hydrogen bonding" $*1,"Hydrogen bonds are fairly weak" $1,"They are long bonds" $?2,"They are formed between","hydrogen and O,N,F atoms." $#1,"No. Think of a refinery" $ 1,"Only in the lab." $ $1,"Think of ammonia or fats" $ B2,"Basicity is the number of","replaceable hydrogen atoms" $ 1,"A(H=1;S=32; O=16;)" '-1," " CK GAME1 ? :7:7  1400x ( 4500 F 1500  4200h ,w=0:p=0:f=0:u=0 'm$=" "  4100  4280  2500  3825  4280  3000  3700t  3600 .3,45-  3750  3800  3825  3850   4300  2300  900  !p=0 u=0a=1  +p=0 u=1a=1+(*u(f))  p=1a=1+(*n(w))  z=0 5p=12000+q:m=1w:21004:m 5u=13000 +q:m=1f:2200:m & 2000 +#h=13700t:4900$ 0 4300 : 3700t  x=h(1):y=h(2) %Z3750:3800:3825:3850 :3950n:1:3620$:0 4 410  c$  c$="*"  c$="t"1100L % (c$="d"c$="e"c$="f")1000  c$="x"1270  c$="?"1300  c$="`"1200  900 ,2:2,0;"Periodic Table"  4,5;" " l=59 l,0;" " l R7,3;"Trans-":8,3;"ition":9 ,2;"Elements" L15,120x:64@,0:15,112p:64@,0 K15,104h:64@,0:15,96`:64@,0  0 Vc$="d"13 ,0;"This element is":v(1)=14:w(1)=0 c$="e"13 ,0;"This elements'":14,0;"electronic":15,0;"configuration is":v(1)=16:w(1)=0 {c$="f"13 ,0;"This elements'":14,0;"atomic number is":v(1)=15:w(1)=0 c,n  d=1n l(d),n$(d),y$(d) d m$ a=1+(*n) a$(1)=n$(a)  f$=y$(a)  1600@  m$=m$+f$  l=l(a)  1  l,c;"*"  0  f=1 K Ll,c,x$ N l,c;x$ P  w=w+1 n(w),l(w),c(w)  p=1   f=f+1 u(f),v(f),w(f)  u=1 # xR:1:0,0;"CHEMISTRY GAME1":2,0;" Collins 1985" }X2:12 ,0;"Press STOP on your tape recorder":0:3700t  B"This is a game of darts. You play against the computer." S"You will be answering questions on groups I, II & III of the Periodic Table." d"You choose a topic from a list and decide whether you will aim at the treble, double or single." 92::"Treble questions are hardest!!!"::0 t"If you answer the question correctly, you win the points. If you get it wrong the computergets the points."  1 :"To win you must reduce your score to EXACTLY zero." 8"If the computer reaches zero or below then it wins!!" '"Pressing SHIFT * stops the game"  ]2:20,7;"Do you want to play":21,6;"501, 301, 201 or 101?" d$ d$=42*4900$ 1d$="101"d$="201"d$="301"d$="501"1520 .5,1:1500  uscore=d$ cscore=uscore  6 0 ; @b=f$ Jf$(b)" "1640h T b=b-1 ^ 1610J h f$=f$(b) r  x=1f &v(x),w(x);1;"?";0  u=19000(#+m(x):m$ t=12 q$(x) %q$(x,1)=42*4900$ Z(q$(x)a$(x)t=1) 3850 :2275:6:19,0;m$:7 ې(q$(x)a$(x)m$"Try again"t=1)6:21,6;"Try again":7:e=1100d:e:21,6;" " ܎(q$(x)a$(x)t=2)3850 :2275:2:19,0;"The answer was : ":20,0;a$(x):0:z=0 ߓq$(x)=a$(x) 3850 :t=2:4:19,0;"Good. The answer was :":20,0;a$(x):0:2250:z=1 t f$=a$(x):1600@  1 v(x),w(x);f$  0 x !z=1 uscore=uscore-(i*r) !z=0 cscore=cscore-(i*r)  44000  9d=1n(m) >o$(d) Cd R b$(m)=o$(a) Tf$=b$(m):1600@ Wl(m),c(m);f$  d=1u(m) n$(d) j(d) d  a$(m)=n$(a)  m(m)=j(a)  e=140 (2  .02{# =,e e  e=1-40 (-2  .02{# =,e e  q=q(i) 4q=999q=5000+((*3)*100d) r=1s=((*11 )) +r=2q=q+10 :s=((*7)) +r=3q=q+16:s=((*5)) q=q+s q $ 2 15,20;"To aim" &16,16;"Type the number" *17,16;"and press ENTER" +20:.25~,1:g$(1) #g$(1)=42*4900$ R(g$(1)<480ůg$(1)>57 9Ưg$(1)32 )2514 jg$(1,2)32 (g$(1,2)>57 9ůg$(1,2)<480)2514 :g=g$(1):g=g (g20g1)2527 :19,16;"Between 1 & 20!" /e=1-40(-1:0.03{u\,e:e 819,16;" " 2514 &15,16;"Now the value: " *16,16;" s (single) " &17,16;"or d (double) " &18,16;"or t (treble) " "20:.25~,1:s$ *s$""s$(1)=42*4900$ #s$="t"s$="d"s$="s" 2546 :19,16;"Enter s d or t!" 9e=1-40(-1:0.03{u\,e:e:10 819,16;" " 2534  $15,16;"You aimed at " !s$="t" z$="treble":s=3 s$="d"z$="double":s=2 s$="s"z$="single":s=1 '16,18;"";z$;" ";g;"" i=g:r=s uscore203055 r=13200 h=1+(*502) 3100 m<03400H m>03500 r=3z$="treble" r=2z$="double" r=1z$="single" %17,16;"Your dart hit " '18,18;"";z$;" ";i;"" Ui=gr=s19,16;"Good shot!! ":e=130:0.03{u\,e:e 0  h25m=0: &&(h>25h31)m=1: 0'(h>31h37%)m=-1: :&(h>37%h42*)m=2: D'(h>42*h46.)m=-2: N&(h>46.h480)m=3: Xh>480m=-3: n=1+(*502) n10 n5r=2: r=3: Hn=1̽(m) Ri1i=a(p(i)-1) \i=1i=20 fn p n=1m i20i=a(p(i)+1) i=20i=1 n  r=3x=t(i):y=y(i) r=2 x=d(i):y=e(i) r=1x=r(i):y=s(i) h(1)=x:h(2)=y $k=-11 .j=-11 8 x+k,y+j Bj Lk V t121,6;"Press SPACE to carry on" yv$= ~o=v$ o32 3700t  3950n  l=014 l,0;" " l  l=1518 l,0;" " l  l=1418  l,16;" " l   l=1920 /l,0;" " l ( <l=014 F l,16;" " Pl Z n521,0;" " x  4141- 5:0:4308 d$="I'm mixing up the topics"  i=120  t$(i),q(i)  i (d=124:.03{u\,45- 20,d+1;d$(d) i=1+(*20) j=1+(*20) h$=t$(i):h=q(i) t$(i)=t$(j):q(i)=q(j) t$(j)=h$:q(j)=h d  3850  i=120 6:0  i,0;i; "7:1 $i,2;t$(i) &i , -"Group 1",5000 ."Group 2",5100 /"Group 3",5200P 0"Random choice",999 1"Group 1",5000 2"Group 2",5100 3"Group 3",5200P 4"Random choice",999 5"Group 1",5000 6"Group 2",5100 7"Group 3",5200P 8"Random choice",999 9"Group 1",5000 :"Group 2",5100 ;"Group 3",5200P <"Random choice",999 ="Group 2",5100 >"Group 2",5100 ?"Group 3",5200P @"Random choice",999 h1:192,120x,480:192,120x,44,:192,120x,28:192,120x,24:192,120x,8:192,120x,4 jb=9 359 g18 l192,120x n9(480*(b*/180)),(480*(b*/180)) pb r 4250 |}7:0:i=120:o(i),b(i),r(i),s(i),d(i),e(i),t(i),y(i),p(i),a(i):o(i),b(i);i;:i:7:1 ^0,26,204,156,204,164,200,144,1,1 ]12 ,28,212,92\,220,82R,208,98b,8,18 ]13 ,23,192,84T,192,74J,192,94^,10 ,4 _2,29,220,140,228,150,214,136,3,13 _0,21,180,156,180,164,184,144,19,6 _6,31,228,120x,240,124|,220,120x,5,10 _12 ,19,172,92\,164,84T,176,100d,12 ,15 _8,17,156,108l,150,108l,168,112p,14,2 `2,18,164,140,156,148,172,134,17,17 ^8,30,228,108l,238,106j,218,112p,6,3 `6,16,156,120x,146,120x,167,120x,15,19 _1,19,172,148,164,156,176,140,18,7 _4,30,228,132,238,134,218,128,4,16 _4,16,156,132,148,132,168,128,16,8 ^10 ,29,224,96`,230,92\,214,104h,7,11 `10 ,17,164,100d,156,92\,172,104h,13 ,14 \13 ,25,204,84T,206,76L,200,94^,9 ,9 _1,27,216,152,220,158,208,142,2,12 ]13 ,20,180,84T,180,76L,184,96`,11 ,5 `0,23,192,156,192,166,192,146,20,20  i2:124|,10 :0,524:128,0:0,-524:-128,0  5:0 $0,0;" " $1,0;" " *1,0;"Computer =";cscore *0,0;"Your score =";uscore 7:0  0 h=0 5uscore<03850 :2:1:19,8;"BUST!!! Try again":1.5@,-10 :0:uscore=uscore+(i*r): :uscore=04::1:20,1;"CONGRATULATIONS - You win !!!!":0:2250:0:h=1: Dzcscore0:1:1:20,6;"HARD LUCK - I win !!!":0:2275:h=1:0: N a(20):b(20):c(20):d(20):e(20):h(2):j(10 ):l(20):m(10 ):n(10 ):o(20):p(20):q(20):r(20):s(20):t(20):u(10 ):v(10 ):w(10 ):y(20) a$(10 ,20):b$(10 ,20):g$(1,2):n$(10 ,15):o$(10 ,20):q$(10 ,20):r$(10 ,20):t$(20,13 ):u$(10 ,20):y$(10 ,20) \ 4740 ^a=113 `s$ bn=07 db f s$+n,b hn ja U"p",255,129,129,129,129,129,129,255 K"e",0,0,0,480,72H,16,32 ,120x L"d",0,0,0,112p,16,32 ,16,112p K"c",0,0,0,64@,80P,120x,16,16 L"b",0,0,0,120x,64@,112p,8,112p L"a",0,0,0,16,32 ,112p,72H,112p G"f",0,0,120x,0,0,0,0,0 K"g",16,16,124|,16,16,0,0,0 H"h",12 ,18,4,8,30,0,0,0 G"i",14,2,4,2,14,0,0,0 K"j",0,24,24,24,90Z,60<,24,0 I"k",0,8,4,126~,126~,4,8,0 M"r",0,0,0,0,112p,128,128,128  $\:2:7,3;"To run this program again":9 ,10 ;"press RUN" .12 ,3;"To load and run GAME2";14,10 ;"press NEXT";17,4;"To load a later program";18,2;"wind on the tape before you";20,10 ;"press NEXT":0 8="r"Ŧ="R"10 B="n"Ŧ="N"4950V L 49208 V;:10 ,2;"Press PLAY on your recorder":""  "t",16,1,"The element with a","`",3,16,20,"t",17,1,"flame test is ","?",3,17,15,"*" "t",16,0,"Water+","`",3,16,6,"t",16,13 ,"","`",3,16,14,"t",17,14,"hydroxide","t",16,23,"+","?",3,16,24,"*" s"t",16,1,"Group I metals are known as","?",1,17,2,"t",17,9 ,"metals","*" y"t",16,1,"The valency of all group I","t",17,1,"elements is ","?",1,17,13 ,"*" "t",16,1,"The symbol for an ion of","`",5,17,1,"t",17,10 ,"is ","?",5,17,13 ,"*" "d",0,5,5,"lithium","Li",6,"sodium","Na",7,"potassium","K",8,"rubidium","Rb",9 ,"caesium","Cs","Its symbol is ","*" "t",16,1,"Electrolysis of molten","`",3,16,24,"t",17,1,"chloride produces","`",3,17,19,"t",18,1,"and ","?",3,18,5,"*" "t",16,1,"The metal used as a coolant","t",17,1,"in some nuclear reactors ","t",18,1,"is ","?",1,18,4,"*" "t",15,1,"The formula of ","`",5,16,1,"t",16,20,"is","?",5,16,23,"*" "`",5,15,0,"t",16,0,"reacts with acid to form","t",17,0,"a salt and ","?",5,17,11 ,"*" "t",5,1,"You will need ","t",6,1,"some of these","t",7,1,"A values : ","t",10 ,0,"Li=7 H =1","t",11 ,0,"Na=23 N =14","t",12 ,0,"K =39 O =16","t",15,1,"The relative","t",16,1,"molecular mass of ","`",9 ,17,1,"t",17,20,"is","?",9 ,17,24,"*" "t",15,0,"How many moles of","`",8,16,0,"t",16,9 ,"will react with","`",8,17,0,"t",17,4,"moles of ","`",8,17,13 ,"t",17,22,"gas","?",8,17,26,"*" "t",15,0,"How many moles of","`",6,16,0,"t",16,8,"are there in","`",6,16,21,"t",16,25,"mole(s)","t",17,0,"of","`",6,17,3,"?",6,17,20,"*" "t",16,0,"The element whose symbol is ","`",5,16,28,"t",17,0,"is ","?",5,17,3,"*" "t",15,0,"How many electrons","t",16,0,"does an atom of","`",3,16,16,"t",17,0,"gain when it forms an ion?","?",3,17,27,"*" "`",6,15,0,"t",15,8," is .... ","t",16,0,"reactive than ","`",6,16,15,"t",17,0,"What is the missing word.","?",6,15,12 ,"*" "t",16,0,"Reactivity ......... down","t",17,0,"Group I. What word is missing","?",1,16,11 ,"*" "t",15,0,"As you go down","t",16,0,"Group I the melting points of","t",17,0,"the elements .........","?",1,17,13 ,"*" "e",0,3,5,"2 1","Lithium is 3",6,"2 8 1","Sodium is 11",7,"2 8 8 1","Potassium is 19","The number of electrons in an atom of ","*" "f",0,3,5,"3","Lithium is 2 1",6,"11","Sodium is 2 8 1",7,"19","Potassium is 2 8 8 1","The electronic configuration of ","*" "*" "t",16,1,"The element with a","`",2,16,20,"t",17,1,"flame test is ","?",2,17,15,"*" "t",16,0,"Water+","`",2,16,6,"t",16,13 ,"","`",2,16,15,"t",16,23,"+","?",2,16,24,"t",17,14,"hydroxide","*" u"t",16,1,"Group II metals are known as","?",1,17,1,"t",17,16,"metals","*" y"t",16,1,"The valency of all group II","t",17,1,"elements is","?",1,17,13 ,"*" "t",15,0,"The rock","`",4,15,9 ,"t",16,0,"consists of","?",4,16,12 ,"`",4,16,20,"*" "d",1,5,5,"beryllium","Be",6,"magnesium","Mg",7,"calcium","Ca",8,"strontium","Sr",9 ,"barium","Ba","Its symbol is ","*" "t",15,0,"Electrolysis of molten","`",3,16,0,"t",16,10 ,"bromide produces","`",3,17,0,"t",17,10 ,"and","?",3,17,14,"*" "t",15,0,"Group II carbonates","t",16,0,"decompose on heating to produce","t",17,0,"the oxide and","?",1,17,14,"*" "t",15,1,"The formula of","`",5,16,1,"`",5,16,11 ,"t",16,20,"is","?",5,16,23,"*" "`",6,15,0,"t",16,0,"reacts with acid to form","t",17,0,"a salt and ","?",6,17,11 ,"*" "t",5,1,"You will need","t",6,1,"some of these","t",7,1,"A values:","t",9 ,0,"Mg = 24 H = 1","t",10 ,0,"Ca = 40 C = 12","t",11 ,0,"Sr = 88 N = 14","t",12 ,0,"Ba =137 O = 16","t",15,1,"What is the relative","t",16,1,"molecular mass of","`",10 ,17,1,"?",10 ,17,21,"*" "t",15,0,"How many moles of","`",8,16,0,"t",16,10 ,"will react with","`",8,17,0,"t",17,4,"moles of","`",8,17,13 ,"t",17,22,"gas","?",8,17,26,"*" "t",15,0,"How many moles of","`",6,16,0,"t",16,10 ,"are there in","`",6,16,23,"t",16,27,"moles","t",17,0,"of","`",6,17,3,"?",6,17,22,"*" "t",16,0,"The element whose symbol is","`",5,16,28,"t",17,0,"is","?",5,17,3,"*" "t",15,0,"How many electrons","t",16,0,"does an atom of","`",3,16,16,"t",17,0,"lose when it forms an ion","?",3,17,26,"*" "`",5,15,0,"t",16,0,"is ....","t",17,0,"reactive than","`",5,17,14,"t",18,0,"What is the missing word?","?",5,16,3,"*" "t",16,0,"Reactivity ......... up","t",17,0,"Group II. What word is missing","?",1,16,11 ,"*" "t",15,0,"As you go down","t",16,0,"Group II the melting points of","t",17,0,"the elements","?",1,17,13 ,"*" "e",1,3,5,"2 2","beryllium is 4",6,"2 8 2","magnesium is 12",7,"2 8 8 2","calcium is 20","The number of electrons in an atom of ","*" "f",1,3,5,"4","beryllium is 2 2",6,"12","magnesium is 2 8 2",7,"20","calcium is 2 8 8 2","The electronic configuration of ","*" P"*" Qx"t",16,1,"The valency of ALL group 3","t",17,1,"elements is","?",1,17,13 ,"*" Rz"t",16,1,"An ion of aluminium has","?",1,17,1,"t",17,3,"positive charges.","*" So"d",10 ,3,5,"boron","B",6,"aluminium","Al",7,"gallium","Ga","Its symbol is ","*" T"t",15,0,"Aluminium is unreactive","t",16,0,"because it has an","?",1,16,18,"t",17,0,"layer on its surface","*" U"t",15,0,"Because of the ","?",1,15,15,"t",16,0,"melting point of AlO it is","t",17,0,"used as a furnace lining.","*" V}"t",16,0,"Aluminium is extracted by","t",17,0,"electrolysis from","?",1,17,18,"*" W"t",16,0,"The formula of aluminium","`",2,17,0,"t",17,13 ,"Al","?",2,18,15,"`",2,17,16,"?",2,18,21,"*" X="t",14,0,"Complete the","t",15,0,"equation for the reaction at","t",16,0,"the","`",2,16,4,"t",16,12 ,"in the production of","t",17,0,"aluminium","`",2,17,14,"?",2,17,21,"`",2,17,22,"*" Y"t",15,0,"In the thermite reaction","`",4,16,0,"`",4,16,15,"`",4,17,0,"?",4,17,10 ,"*" ["t",15,0,"How many moles of","t",16,0,"aluminium are there in","`",6,16,23,"t",16,25,"mole of","t",17,0,"aluminium","`",6,17,10 ,"?",6,17,20,"*" \"t",16,0,"The element whose symbol is","`",3,16,28,"t",17,0,"is","?",3,17,3,"*" ]"t",15,0,"How many moles of","`",3,16,0,"t",16,10 ,"will react with","`",3,17,0,"t",17,4,"moles of","`",3,17,13 ,"t",17,22,"gas","?",3,17,26,"*" ^"t",15,0,"Complete this equation:","t",17,0,"FeO + 2Al AlO + 2","?",1,17,23,"*" _"t",15,0,"Aluminium and its oxide are","t",16,0,"amphoteric. They will react","t",17,0,"with both","`",2,17,10 ,"?",2,17,22,"*" `"t",5,1,"You will need","t",6,1,"some of these","t",7,1,"A values","t",10 ,0,"B = 11 H = 1","t",11 ,0,"Al = 27 O = 16","t",12 ,0,"Ga = 70 S = 32","t",13 ,4,"Cl = 35.5","t",15,1,"What is the relative","t",16,1,"molecular mass of","`",9 ,17,1,"?",9 ,17,21,"*" a"t",15,0,"How many electrons","t",16,0,"does an atom of aluminium","t",17,0,"lose when it forms an ion","?",1,17,26,"*" bz"f",10 ,2,5,"5","boron is 2 3",6,"13","aluminium is 2 8 3","The electronic configuration of ","*" c"e",10 ,2,5,"2 3","boron is 5",6,"2 8 3","aluminium is 13","The number of electrons in an atom of ","*" d"t",15,0,"Balance this equation","t",17,0,"AlO + ","?",2,17,8,"`",2,17,9 ,"?",2,17,16,"`",2,17,17,"*" "*" "*" Y"bright red","yellow","lilac" Z;"sodium","lithium","caesium","sodium","lithium","caesium" ]5"lithium","sodium","potassium","rubidium","caesium" _;"lithium","sodium","caesium","lithium","sodium","caesium" a_"sodium iodide","lithium hydride","potassium bromide","rubidium chloride","caesium hydroxide" bS"sodium oxide","potassium metal","lithium oxide","caesium oxide","rubidium metal" c"lithium hydroxide","sodium hydroxide","potassium hydroxide","lithium nitrate","sodium nitrate","potassium nitrate","lithium oxide","sodium oxide","potassium oxide" d"sodium","lithium","caesium","sodium","lithium","caesium","sodium","lithium","1","2","0.5","1","0.5","2","1.5","3","oxygen","chlorine","bromine","nitrogen","oxygen","chlorine","chlorine","bromine" e"sodium","lithium","sodium","lithium","sodium","lithium","1","1","2","2","0.5","0.5","sodium sulphate","lithium nitrate","sodium hydroxide","lithium oxide","sodium carbonate","lithium sulphate" f"Li","Na","K","Rb","Cs" g"sodium","lithium","caesium" hy"sodium","sodium","lithium","lithium","caesium","caesium","lithium","potassium","sodium","potassium","sodium","lithium" "brick red","apple green" '"calcium","barium","calcium","barium" X"calcite","barytes","limestone","gypsum","carbonate","sulphate","carbonate","sulphate" ?"calcium","barium","magnesium","calcium","barium","magnesium" d"magnesium","barium","calcium","strontium","calcium","oxide","sulphide","oxide","oxide","sulphide" f"calcium oxide","magnesium metal","barium oxide","magnesium oxide","calcium metal","strontium metal" "magnesium hydroxide","barium hydroxide","calcium hydroxide","strontium nitrate","barium nitrate","magnesium oxide","calcium oxide","magnesium carbonate","calcium carbonate","strontium oxide" "magnesium","calcium","strontium","calcium","barium","magnesium","calcium","barium","1","2","2","2","0.5","1","1.5","0.5","oxygen","chlorine","bromine","oxygen","chlorine","chlorine","bromine","oxygen" "magnesium","barium","calcium","calcium","calcium","strontium","1","1","0.5","1","2","2","magnesium sulphate","barium nitrate","calcium hydroxide","calcium oxide","calcium carbonate","strontium sulphate"  "Be","Mg","Ca","Sr","Ba"  "magnesium","calcium","barium" o"calcium","magnesium","strontium","barium","strontium","magnesium","strontium","barium","magnesium","calcium" '."sulphate is","carbonate is","(SO)","(CO)" (9"anode","cathode","2O ","Al +","e + O","e Al" )"Iron oxide","Aluminium","the aluminium","the iron gives","is reduced to","is oxidized to","takes the oxygen from","up its oxygen","metallic","aluminium","from the","to the" +W"1","2","2","3","1","1","sulphate","hydroxide","oxide","sulphate","hydroxide","oxide" ,"B","Al","Ga" -R"aluminium","aluminium","aluminium","1","2","2","chlorine","nitrogen","chlorine" /"acids and","alkalis and" 0"aluminium hydroxide","gallium chloride","aluminium chloride","boron chloride","aluminium sulphate","boron oxide","gallium oxide","aluminium oxide","aluminium sulphide" 41"HCl ","NaOH ","AlCl + 3HO","NaAlO + HO" A8"lithium",1,"sodium",2,"potassium",3 B:"hydrogen",4,"hydrogen",4,"hydrogen",4 C"alkali",5 D"one",6 EF"Li+",6,"Na+",6,"K+",6,"Rb+",6,"Cs+",6 G:"chlorine",7,"chlorine",7,"chlorine",7 H"sodium",24 II"NaI",6,"LiH",6,"KBr",6,"RbCl",6,"CsOH",6 JX"water",8,"hydrogen",44,,"water",8,"water",8,"hydrogen",4 K}"24",11 ,"40",11 ,"56",11 ,"69",10 ,"85",10 ,"101",10 ,"30",9 ,"62",9 ,"94",9 Li"2",12 ,"4",12 ,"1",12 ,"0",13 ,"1",12 ,"4",12 ,"3",12 ,"6",12 MO"2",14,"1",15,"2",16,"4",17,"1",18,"1",19 Nb"lithium",20,"sodium",20,"potassium",20,"rubidium",20,"caesium",20 O("0",21,"0",21,"0",21 Pa"more",25,"less",25,"less",25,"less",25,"more",25,"more",25 Q"increases",22 R"decreases",23 $"calcium",0,"barium",0 '"hydrogen",4,"hydrogen",4 "alkaline earth",5 "two",30 K"calcium",31,"barium",31,"calcium",0,"calcium",31 :"bromine",32 ,"bromine",32 ,"bromine",32 "carbon dioxide",37% N"MgO",30,"BaS",33!,"CaO",30,"SrO",30,"CaS",33! m"water",8,"hydrogen",34","water",8,"water",8,"hydrogen",34","hydrogen",34"  "58",11 ,"171",11 ,"74",11 ,"212",10 ,"261",10 ,"40",28,"56",28,"84",29,"100",29,"104",29 m"2",12 ,"2",12 ,"2",12 ,"4",12 ,"0.5",12 ,"1",12 ,"1.5",12 ,"1",12 Q"1",30,"1",30,"0.5",30,"1",30,"2",30,"2",30 e"beryllium",20,"magnesium",20,"calcium",20,"strontium",20,"barium",20 ("2",28,"2",28,"2",28 Q"more",25,"less",25,"less",25,"more",25,"more",25 "decreases",26 "decreases",27 "3",43+ "3",44, "oxide",45- "high",0 "bauxite",513 5"2",44,,"2",44,,"3",44,,"3",44, "4",0,"3",0 G"iron",46.,"oxide",47/,"iron",46.,"aluminium",47/ O"2",43+,"2",43+,"4",43+,"6",43+,"1",43+,"2",43+ :"boron",20,"aluminium",20,"gallium",20 *"1.5",42*,"0",41),"3",42* "Fe",480 %"alkalis",491,"acids",502  "78",39',"176.5",39',"133.5",39',"117",39',"342",39',"70",40(,"188",40(,"102",40(,"150",33! "3",39' 5"6",480,"2",480,"2",480,"2",480 #( "Try again" #)0"This is the first element in the group" #*!"Think of yellow street lights" #+8"This is usually viewed through a blue glass" #,"It is a flammable gas" #-4"The pH of their solution in water is above 7" #.C"Think of formulae such as NaCl, KO, LiOH, RbBr and CsNO" #/"2Cl 2e + ?" #0"Acid + Base Salt + ?" #15"Don't forget that the formula is (metal) oxide" #2/"Nitrate is NO and has valency = 1" #34"Hydroxide is OH. Its valency is 1" #4 "The gas is diatomic" #5$"Sodium and nitrogen do not react" #6"Formula=Na" #7"Formula=i" #8"Formula=NaOH" #9"Formula=LiO" #:"Formula=NaCO" #;"Formula=LiSO" #<"Look at a Periodic Table" #="Metals form positive ions" #>0"Sodium is more reactive than Lithium" #?3"The melting point of Caesium is 29'C" #@"Its atomic number is 11" #A2"Reactivity increases down the group" #B2"Barium is more reactive than magnesium" #C/"Beryllium has a higher M.Pt. than Barium" #D!"The valency of the metal is 2" #E"Carbonate is CO" #F:"Think of formulae such as MgSO CaO, Sr(OH) and BaCO" #G,"Look carefully at the name of the rock" #H"Bromide ion + electron ?" #I"Sulphur forms S ions" #J"Acid + metal Salt + ?" #K"What is lime water?" #L;"Solubility of sulphates decreases down group II" #M"Think of fire extinguishers" #N "Ca(HCO)" #O!"The valency of the metal is 3" #P$"The formula is (metal)(oxygen)" #Q,"The elements don't react together" #R>"The formula is AlCl but chlorine is diatomic (Cl)" #S="Think of formulae such as: AlO, Al(OH), Al(SO)" #T!"The valency of Aluminium is 3" #U"Acids will remove the layer" #V#"Reduction can be the loss of O" #W#"Oxidation can be the gain of O" #X0"Count the atoms on each side of the equation" #Y"What neutralizes an acid?" #Z"What neutralizes an alkali?" #[6"This is dissolved in molten cryolite - NaAlF" #\2"Count the charges on each side of the equation" #]0"Remember lead is at the bottom of the group" #^6"Think of lead iodide nd tetrachloromethane" #_4"Elements at the top of the groupdo not form ions" #`"Lead is divalent" #a"The valency of carbon is 4" #b"Its formula is CO" #c,"Look up the formula of the compound" #d"Its formula is CH" #e"Its formula is CH" #f"Its formula is CCl" #g"Its formula is CO" #h"Its formula is CH" #i "Does it conduct electricity?" #j#"Think of a pencil marking paper" #k$"The atomic number of carbon is 6" #l:"Number of protons + neutrons equals the mass number" #m#"It is solid at room temperature" #n#"It is a gas at room temperature" #o"It has a low boiling point" #p "Look up the alloy in the GEM" #q""The element has a valency of 4" #r$"Look up BLAST FURNACE in the GEM" oV GAME2  +:7:7:1::1400x ( 4500 F 1500  4200h ,w=0:p=0:f=0:u=0 'm$=" " U4100:4280:2500 :3825:4280:3000 :3700t: _3600:3750:3800:3825:3850 :4300:2300:900  !p=0 u=0a=1  +p=0 u=1a=1+(*u(f))  p=1a=1+(*n(w))  z=0 5p=12000+q:m=1w:21004:m 5u=13000 +q:m=1f:2200:m & 2000 +#h=13700t:4900$ 04300:3700t  x=h(1):y=h(2) %Z3750:3800:3825:3850 :3950n:1:3620$:0 4 410 c$  c$="*"  c$="t"1100L % (c$="d"c$="e"c$="f")1000  c$="?"1300  c$="`"1200 c$="p"d:d c$="i"d:d  900 ,2:2,0;"Periodic Table"  4,5;" " 5l=59 :l,0;" ":l P7,3;"Trans-";8,3;"ition";9 ,2;"Elements" 15,120x:64@,0:15,112p:64@,0:15,104h:64@,0:15,96`:64@,0:0 Vc$="d"13 ,0;"This element is":v(1)=14:w(1)=0 c$="e"13 ,0;"This elements'";14,0;"electronic";15,0;"configuration is":v(1)=16:w(1)=0 zc$="f"13 ,0;"This elements'";14,0;"atomic number is":v(1)=15:w(1)=0 'c,n:d=1n:l(d),n$(d),y$(d):d 3m$:a=1+(*n):a$(1)=n$(a):f$=y$(a)  1600@  m$=m$+f$:l=l(a) 1:l,c;"*":0  f=1: Ll,c,x$:l,c;x$: *w=w+1:n(w),l(w),c(w):p=1: *f=f+1:u(f),v(f),w(f):u=1: ((x=a:y=b:a,b:x,y:1;a-x,b-y: 7(x=a:y=b:a,b:x,y:1;a-x,b-y: x0,0;"CHEMISTRY GAME2";2,0;" Collins 1985";2;12 ,0;"Press STOP on your tape recorder":0:3700t D:"This is a game of darts. You play against the computer." ]"You will be answering questions about the Periodic Table - Groups IV, V, VI and VII." d"You choose a topic from a list and decide whether you will aim at the treble, double or single." 92::"Treble questions are hardest!!!":0: "You have ";2;"2";0;" attempts at each question.If you answer correctlyyou get the points otherwise the computer gets them!!":1 :"To win you must reduce your score to EXACTLY zero." 8"If the computer reaches zero or below then it wins!!" )"Pressing SHIFT * stops the game": \2:20,7;"Do you want to play";21,6;"501, 301,201 or 101 ?" d$ d$=42*4900$ 1d$="101"d$="201"d$="301"d$="501"1520 .5,1:1500 ;us=d$:cs=us::0:d$="I'm mixing up the topics": @b=f$ Jf$(b)" "1640h T b=b-1 ^ 1610J h f$=f$(b): /x=1f:v(x),w(x);1;"?";0  u=19000(#+m(x):m$ t=12 q$(x) %q$(x,1)=42*4900$ Z(q$(x)a$(x)t=1) 3850 :2275:6:19,0;m$:7 ܍(q$(x)a$(x)t=2)3850 :2275:2:19,0;"The answer was : ";20,0;a$(x):0:z=0 ߒq$(x)=a$(x) 3850 :t=2:4:19,0;"Good. The answer was :";20,0;a$(x):0:2250:z=1 t :f$=a$(x):1600@:1:v(x),w(x);f$:0:x z=1 us=us-(i*r) z=0 cs=cs-(i*r)  44000  9d=1n(m):o$(d):d T#b$(m)=o$(a):f$=b$(m):1600@ Wl(m),c(m);f$:  d=1u(m):n$(d):j(d):d a$(m)=n$(a):m(m)=j(a): /e=140 (2:.02{# =,e:e: 1e=1-40 (-2:.02{# =,e:e: nt$(i)="Group IV "q=5300:q(1)=8:q(2)=5:q(3)=4:2315 nt$(i)="Group V "q=5400:q(1)=8:q(2)=5:q(3)=4:2315 nt$(i)="Group VI "q=5500|:q(1)=8:q(2)=5:q(3)=4:2315 nt$(i)="Group VII "q=5600:q(1)=9 :q(2)=5:q(3)=3:2315 cq=5300+(100d*(*4)):q(1)=8:q(2)=5:q(3)=3 (r=1s=(*(q(1)+1)) 5r=2q=q+9 :s=(*(q(2)+1)) 6r=3q=q+15:s=(*(q(3)+1))  q=q+s:q: p2:15,20;"To aim";16,17;"Type a number";17,17;"& press ENTER" +20:.25~,1:g$(1) #g$(1)=42*4900$ R(g$(1)<480ůg$(1)>57 9Ưg$(1)32 )2520 jg$(1,2)32 (g$(1,2)>57 9ůg$(1,2)<480)2520 :g=g$(1):g=g (g20g1)2527 f19,17;"Between 1 & 20":2275:19,17;" ":2514 15,17;"Now the value:";16,17;" s (single) ";17,17;"or d (double) ";18,17;"or t (treble) " "20:.25~,1:s$ s$=""2538 #s$(1)=42*4900$ #s$="t"s$="d"s$="s" 2546 f19,17;"Enter s d or t":2275:19,17;" ":2534  $15,17;"You aimed at " !s$="t" z$="treble":s=3 s$="d"z$="double":s=2 s$="s"z$="single":s=1 '16,19;"";z$;" ";g;"" i=g:r=s us203055 r=13200 h=1+(*502) 3100 m<03400H m>03500 r=3z$="treble" r=2z$="double" r=1z$="single" %17,17;"Your dart hit " '18,19;"";z$;" ";i;"" <i=gr=s19,17;"Good shot!! ":2250  0: h25m=0: &&(h>25h31)m=1: 0'(h>31h37%)m=-1: :&(h>37%h42*)m=2: D'(h>42*h46.)m=-2: N&(h>46.h480)m=3: Xh>480m=-3: n=1+(*502) n10 n5r=2: r=3: Hn=1̽(m) Ri1i=a(p(i)-1) \i=1i=20 fn p n=1m i20i=a(p(i)+1) i=20i=1 n  r=3x=t(i):y=y(i) r=2 x=d(i):y=e(i) r=1x=r(i):y=s(i) h(1)=x:h(2)=y $Lk=-11:j=-11:x+k,y+j:j:k:.3,45-: t121,6;"Press SPACE to carry on" yv$= ~o=v$ o32 3700t  3950n  8l=014:l,0;" ":l: 9l=1518:l,0;" ":l: :l=1418:l,16;" ":l:  Il=1920:l,0;" ":l: <9l=014:l,16;" ":l: n721,0;" ": *4141-:5:0:4308  i=120:t$(i):i ud=124:20,d+1;d$(d):i=1+(*20):j=1+(*20):.01z# =,45- $h$=t$(i):t$(i)=t$(j):t$(j)=h$:d 3.05|L,25:.08}# =,5:3850  ^i=120:6:0:i,0;i;:7:1:i,2;t$(i):i: -="Group IV","Group V","Group VI","Group VII","Random choice" 3="Group IV","Group V","Group VI","Group VII","Random choice" 9="Group IV","Group V","Group VI","Group VII","Random choice" ?="Group IV","Group V","Group VI","Group VII","Random choice" h1:192,120x,480:192,120x,44,:192,120x,28:192,120x,24:192,120x,8:192,120x,4 jqb=9 359g18:192,120x:(480*(b*/180)),(480*(b*/180)):b |4250:7:0:i=120:o(i),b(i),r(i),s(i),d(i),e(i),t(i),y(i),p(i),a(i):o(i),b(i);i;:i:7:1 0,26,204,156,204,164,200,144,1,1,12 ,28,212,92\,220,82R,208,98b,8,18,13 ,23,192,84T,192,74J,192,94^,10 ,4,2,29,220,140,228,150,214,136,3,13 ,0,21,180,156,180,164,184,144,19,6 6,31,228,120x,240,124|,220,120x,5,10 ,12 ,19,172,92\,164,84T,176,100d,12 ,15,8,17,156,108l,150,108l,168,112p,14,2,2,18,164,140,156,148,172,134,17,17,8,30,228,108l,238,106j,218,112p,6,3 z6,16,156,120x,146,120x,167,120x,15,19,1,19,172,148,164,156,176,140,18,7,4,30,228,132,238,134,218,128,4,16,4,16,156,132,148,132,168,128,16,8 110 ,29,224,96`,230,92\,214,104h,7,11 ,10 ,17,164,100d,156,92\,172,104h,13 ,14,13 ,25,204,84T,206,76L,200,94^,9 ,9 ,1,27,216,152,220,158,208,142,2,12 ,13 ,20,180,84T,180,76L,184,96`,11 ,5,0,23,192,156,192,166,192,146,20,20  k2:128,10 :0,524:124|,0:0,-524:-124|,0: |5:0:0,0;" ";1,0;" ";1,0;"Computer =";cs :0,0;"Your score =";us:7:0: 0h=0:us<03850 :2:1:19,8;"BUST!!! Try again":1.5@,-10 :0:us=us+(i*r): :us=04::1:20,1;"CONGRATULATIONS - You win !!!!":0:2250:0:h=1: Dvcs0:1:1:20,6;"HARD LUCK - I win !!!":0:2275:h=1:0: N a(20):b(20):c(20):d(20):e(20):h(2):j(10 ):l(20):m(10 ):n(10 ):o(20):p(20):q(20):r(20):s(20):t(20):u(10 ):v(10 ):w(10 ):y(20) a$(10 ,20):b$(10 ,20):g$(1,2):n$(10 ,15):o$(10 ,20):q$(10 ,20):r$(10 ,20):t$(20,14):u$(10 ,20):y$(10 ,20) \I4740:a=113 :s$:n=07:b:s$+n,b:n:a U"p",255,129,129,129,129,129,129,255 K"e",0,0,0,480,72H,16,32 ,120x L"d",0,0,0,112p,16,32 ,16,112p K"c",0,0,0,64@,80P,120x,16,16 L"b",0,0,0,120x,64@,112p,8,112p L"a",0,0,0,16,32 ,112p,72H,112p G"f",0,0,120x,0,0,0,0,0 K"g",16,16,124|,16,16,0,0,0 H"h",12 ,18,4,8,30,0,0,0 G"i",14,2,4,2,14,0,0,0 K"j",0,24,24,24,90Z,60<,24,0 I"k",0,8,4,126~,126~,4,8,0 M"r",0,0,0,0,112p,128,128,128  $=:2:7,3;"To run this program again";9 ,10 ;"press RUN";2;12 ,3;"To load and run GAME3";14,10 ;"press NEXT";17,4;"To load a later program";18,2;"wind on the tape before you";20,10 ;"press NEXT":0 .="r"Ŧ="R" 10 8="n"Ŧ="N" 4940L B 4910. L;:10 ,2;"Press PLAY on your recorder":"" V "t",16,0,"As you go","`",2,16,10 ,"t",16,15,"group IV the","t",17,0,"elements become","?",2,17,16,"t",17,16,".... metallic","*" "t",15,0,"Complete the formula","t",16,0,"of this carbon compound","`",3,17,0,"?",3,18,14,"*" "t",15,0,"How many atoms of","`",7,16,0,"t",16,9 ,"are there in a","t",17,0,"molecule of","`",7,17,12 ,"?",7,17,31,"*" "t",16,0,"The element whose symbol is","`",4,16,28,"t",17,0,"is","?",4,17,3,"*" "d",11 ,5,5,"carbon","C",6,"silicon","Si",7,"germanium","Ge",8,"tin","Sn",9 ,"lead","Pb","Its symbol is ","*" "t",16,0,"Diamond and graphite are called","?",1,17,0,"t",17,0,".......... of carbon","*"  "?",7,14,0,"`",7,14,7,"t",15,0,"alloyed with","`",7,16,0,"t",17,0,"to form","`",7,17,8,"*" "t",14,0,"The formula of ","`",3,15,0,"t",16,0,"is","`",3,16,3,"?",3,17,6,"*" "t",5,1,"You will need","t",6,1,"some of these","t",7,1,"A values:","t",10 ,0,"H = 1 C = 12","t",11 ,0,"N = 14 O = 16","t",12 ,0,"Si = 28","t",13 ,0,"Cl = 35.5","t",15,0,"What is the relative","t",16,0,"molecular mass of ","`",6,17,0,"?",6,17,18,"*" 0"t",13 ,0,"In graphite the","t",14,0,"bonds","`",2,14,7,"t",15,0,"the layers are","?",2,16,0,"t",16,7,"but the bonds","`",2,16,21,"t",17,0,"the layers are","?",2,17,15,"*" "t",14,0,"Lead II nitrate","t",15,0,"decomposes to","t",16,0,"give lead II oxide, nitrogen","t",17,0,"dioxide and ......","?",1,17,12 ,"*" "t",15,0,"In the blast furnace","`",6,16,0,"`",6,16,19,"`",6,17,0,"?",6,17,9 ,"*" ~"`",6,15,0,"t",16,0,"has a","?",6,16,6,"t",16,16,"structure","*" ā"e",11 ,2,5,"2 4","carbon is 6",6,"2 8 4","silicon is 14","The number of electrons in an atom of ","*" y"f",11 ,2,5,"6","carbon is 2 4",6,"14","silicon is 2 8 4","The electronic configuration of ","*" Ʒ"t",15,0,"The atoms in","`",5,15,13 ,"t",16,0,"are held together by ........","?",5,16,21,"t",17,0,"bonds","*" ǩ"t",16,0,"The isotope carbon-","`",6,16,19,"t",16,22,"contains","?",6,17,0,"`",6,17,2,"*" "t",16,0,"The gas which occupies","`",3,16,23,"t",17,0,"of air is","?",3,17,10 ,"*" "t",15,0,"Nitrogen from the","t",16,0,"air can be fixed by the","?",3,16,24,"`",3,17,0,"*" "t",16,0,"The element whose symbol is","`",5,16,28,"t",17,0,"is","?",5,17,3,"*" "t",16,0,"As you go down group V the","t",17,0,"elements become","t",17,16,".... metallic","?",1,17,16,"*" "t",15,0,"How many atoms of","`",5,16,0,"t",16,9 ,"are there in a","t",17,0,"molecule of","`",5,17,12 ,"?",5,17,30,"*" "d",12 ,5,5,"nitrogen","N",6,"phosphorus","P",7,"asenic","As",8,"antimony","Sb",9 ,"bismuth","Bi","Its symbol is ","*" "t",16,0,"White, red and black phosphorus","t",17,0,"are all ..........","?",1,17,8,"*"  "t",15,0,"Complete this formula :","`",3,16,0,"t",16,16,"=","`",3,16,18,"?",3,17,20,"*" ""t",16,0,"There are","t",16,12 ,"atoms in a molecule","t",17,0,"of","?",2,16,10 ,"`",2,17,3,"*" #"t",16,0,"The bonding in a molecule of","t",17,12 ,"is","`",2,17,0,"?",2,17,15,"*" $o"t",5,1,"You will need","t",6,1,"some of these","t",7,1,"A values:","t",10 ,0,"H = 1 P = 31","t",11 ,0,"N = 14 O = 16","t",12 ,0,"Cl = 35.5","t",15,0,"What is the relative","t",16,0,"molecular mass of","`",7,17,0,"?",7,17,18,"*" %"t",16,0,"When two nitrogen atoms combine","t",17,0,"each puts","?",1,17,10 ,"t",17,12 ,"atoms into the bond","*" &"t",15,0,"The atoms in ","`",2,15,13 ,"t",16,0,"are held together by","?",2,16,21,"t",17,0,"bonds","*" ("`",2,16,0,"t",16,12 ,"burns in","?",2,16,21,"t",17,0,"to produce","`",2,17,11 ,"`",2,17,23,"*" ) "t",16,0,"The isotope phosphorus-","`",3,16,24,"t",17,0,"contains","?",3,17,9 ,"`",3,17,12 ,"*" *"e",12 ,2,5,"2 5","nitrogen is 7",6,"2 8 5","phosphorus is 15","The number of electrons in an atom of ","*" +~"e",12 ,2,5,"7","nitrogen is 2 5",6,"15","phosphorus is 2 8 5","The electronic configuration of ","*" ,~"e",12 ,2,5,"7","nitrogen is 2 5",6,"15","phosphorus is 2 8 5","The electronic configuration of ","*" }"t",16,0,"Pure oxygen is obtained by the","t",17,0,"fractional distillation of","?",1,17,27,"*" ~"t",15,0,"Pure","?",2,15,5,"t",16,0,"is extracted","`",2,17,0,"*" "t",16,0,"The element whose symbol is","`",4,16,28,"t",17,0,"is","?",4,17,3,"*" "t",15,0,"How many atoms of","`",7,16,0,"t",16,9 ,"are there in a","t",17,0,"molecule of","`",7,17,12 ,"?",7,17,30,"*" "d",13 ,4,5,"oxygen","O",6,"sulphur","S",7,"selenium","Se",8,"tellurium","Te","Its symbol is ","*" "?",1,15,0,"t",15,8,"sulphur is produced","t",16,0,"when molten sulphur is poured","t",17,0,"into cold water","*" "?",2,16,0,"t",16,5,"is extracted from the","t",17,0,"sulphide ore","`",2,17,13 ,"*" "t",15,0,"The atoms in a","t",16,0,"molecule of","`",3,16,12 ,"t",16,20,"are held","t",17,0,"together by","?",3,17,12 ,"t",17,21,"bonds","*"  "t",16,0,"Ozone is a form of oxygen","t",17,0,"It has the formula O","?",1,18,20,"*" "t",16,0,"Orthorhombic and monoclinic","t",17,0,"are both .......... of sulphur","?",1,17,9 ,"*" "t",16,0,"The atomicity of","`",3,16,17,"t",17,0,"is","?",3,17,3,"i",1,"t",9 ,0,"use digits in","t",10 ,0,"the answer","i",0,"*" "t",5,1,"You will need","t",6,1,"some of these","t",7,1,"A values :","t",10 ,0,"H = 1","t",10 ,8,"C = 12","t",11 ,0,"N = 14","t",11 ,8,"O = 16","t",12 ,0,"S = 32","t",15,0,"What is the relative","t",16,0,"molecular mass of","`",7,17,0,"?",7,17,18,"*" "t",15,0,"There are","?",4,15,10 ,"t",16,0,"electrons in each bond in a","t",17,0,"molecule of","`",4,17,12 ,"*" "t",16,0,"There are","?",8,16,10 ,"`",8,16,12 ,"t",16,21,"in the","t",17,0,"isotope","`",8,17,8,"*" "e",13 ,2,5,"2 6","oxygen is 8",6,"2 8 6","sulphur is 16","the number of electrons in an atom of ","*" y"f",13 ,2,5,"8","oxygen is 2 6",6,"16","sulphur is 2 8 6","the electronic configuration of ","*" "?",5,14,0,"t",15,0,"can","`",5,15,4,"?",5,15,12 ,"`",5,16,0,"*" Y"t",16,0,"Group VII elements are known as","?",1,17,0,"*" "t",16,0,"When Group VII elements react","t",17,0,"with metals, their valency is .","?",1,17,30,"*" "t",16,0,"The element whose symbol is","`",4,16,28,"t",17,0,"is","?",4,17,3,"*" "t",15,0,"The formula of","`",5,16,0,"t",16,19,"is","?",5,16,22,"*" "t",15,0,"How many atoms of","`",5,16,0,"t",16,9 ,"are there in a","t",17,0,"molecule of","`",5,17,12 ,"?",5,17,30,"*" "d",14,4,5,"fluorine","F",6,"chlorine","Cl",7,"bromine","Br",8,"iodine","I","Its symbol is ","*" "t",15,0,"The halogen","?",4,16,0,"t",16,9 ,"is extracted by the","`",4,17,0,"*" "t",13 ,0,"Chlorine is","t",14,0,"prepared in the","t",15,0,"lab by the action","t",16,0,"of concentrated","?",1,16,16,"t",17,0,"acid on KMNO","*" "t",15,0,"Chlorine turns","t",16,0,"moist blue litmus paper","?",1,17,0,"t",17,4,"then","?",1,17,9 ,"*" "t",16,0,"The","`",9 ,16,4,"t",16,23,"bond in","`",9 ,17,0,"t",17,17,"is","?",9 ,17,20,"*" "t",5,1,"You will need","t",6,1,"some of these","t",7,1,"A values","t",10 ,0,"H = 1","t",10 ,8,"F = 9","t",11 ,0,"C = 12","t",11 ,8,"N = 14","t",12 ,0,"Br= 80","t",12 ,8,"Cl= 35.5","t",15,0,"What is the relative","t",16,0,"molecular mass of","`",6,17,0,"?",6,17,18,"*" "t",15,0,"There are","?",4,15,10 ,"t",16,0,"electrons in each bond in a","t",17,0,"molecule of","`",4,17,12 ,"*" "t",16,0,"The isotope chlorine-","`",5,16,21,"t",17,0,"contains","?",5,17,9 ,"`",5,17,12 ,"*" "t",15,0,"Complete this equation:","?",2,17,1,"`",2,17,2,"t",17,5,"+ 3Cl ","`",2,17,14,"?",2,18,19,"*" "e",14,3,5,"2 7","fluorine is 9",6,"2 8 7","chlorine is 17",7,"2 8 18 7","bromine is 35","The number of electrons in an atom of ","*" "f",14,3,5,"9","fluorine is 2 7",6,"17","chlorine is 2 8 7",7,"35","bromine is 2 8 18 7","The electronic configuration of ","*" "`",7,14,0,"t",15,0,"can","`",7,15,4,"`",7,15,12 ,"?",7,16,0,"*"  "down","up" 0"ethane: CH","ethene CH","propane: CH"  "carbon","carbon","chlorine","oxygen","carbon","chlorine","oxygen","carbon dioxide","tetrachloromethane","tetrachloromethane","carbon monoxide","ethyne","trichloromethane","the carbonate ion" "C","Si","Sn","Pb" "is","is","is","is","is","was once","is","iron","tin","copper","lead","copper and zinc","tin and antimony","copper and antimony","steel","solder","bronze","solder","coinage metal","pewter","pewter" H"lead IV oxide","silicon oxide","tetrachloromethane","PbO","SiO","CCl" U"carbon dioxide","methane","ethene","tetrachloromethane","carbon monoxide","ethyne" &"betwen","within","within","between" "carbon is first","carbon dioxide is","iron(III) oxide is","carbon monoxide","heat is","limestone removes","oxidized to","reduced to","reduced to","reduces iron","by","impurities as","carbon","carbon","metallic","oxide to","burning","molten" r"silicon dioxide","carbon monoxide","carbon dioxide","lead II oxide","tetrachloromethane","lead II chloride","*" -"diamond","silicon","lead","tin","graphite" ^"12","12","13","13","14","14","protons","neutrons","protons","neutrons","protons","neutrons" "78%","21%","0.9%" Q"process when N and H react","found in root nodules","flash in thunderstorms" "N","P","As","Sb","Bi" r"nitrogen","nitrogen","hydrogen","nitrogen","nitrogen","ammonia","nitrogen","ammonia","nitrogen monoxide","urea" 7"ammonia","nitrogen dioxide","nitrate","NH","NO","NO" "nitrogen","phosphorus" "phosphorus","nitrogen" z"nitrogen gas","ammonia","nitrogen dioxide","ammonium nitrate","amonium chloride","nitrogen monoxide","white phosphorus" "nitrogen","phosphorus" I"magnesium","phosphorus","magnesium","phosphorus","nitride","pentoxide" /"31","31","31","protons","neutrons","protons" N("by a Frasch process","from petroleum" O"O","S","Se","Te" P"oxygen","sulphur","hydrogen","oxygen","oxygen","hydrogen","oxygen","sulphur dioxide","sulphur trioxide","hydrogen sulphide","steam","hydrogen peroxide","hydrogen peroxide","nitrogen dioxide" S"blende","galena" T"oxygen","sulphur","ozone" X"oxygen","sulphur","ozone" Yt"carbon dioxide","oxygen gas","a sulphur molecule","sulphur dioxide","hydrogen sulphide","water","carbon monoxide" Z5"carbon dioxide","oxygen","water","sulphur dioxide" \"protons","neutrons","protons","neutrons","neutrons","protons","neutrons","protons","oxygen-16","oxygen-17","sulphur-32","sulphur-34","oxygen-15","oxygen-17","sulphur-32","sulphur-34" _"oxidize","reduce","oxidize","oxidize","reduce","to sulphur dioxide","to hydrogen sulphide","to water","to sulphur trioxide","to water" "F","Cl","Br","I" ]"sodium bromide","potassium chloride","lithium fluoride","silver chloride","caesium iodide" }"bromine","chlorine","fluorine","chlorine","bromine","bromine","hydrogen chloride","fluorine","chlorine","hydrogen bromide" V"electrolysis of CaF","electrolysis of NaCl","oxidation of Br","reduction of IO" F"chlorine-chlorine","hydrogen-bromine","sodium-chlorine","calcium-fluorine","lithium-bromine","bromine-bromine","hydrogen-iodine","hydrogen-chlorine","sodium-bromine","chlorine gas","hydrogen bromide","sodium chloride","calcium fluoride","lithium bromide","bromine gas","hydrogen iodide","hydrogen chloride","sodium bromide" n"tetrachloromethane","ammonium bromide","chlorine gas","hydrogen chloride","hydrogen bromide","fluorine gas" X"chlorine","bromine","iodine","hydrogen bromide","hydrogen chloride","hydrogen iodide" R"35","37","37","35","37","neutrons","neutrons","protons","protons","electrons" "Fe","Al","2FeCl","2ALCL" "chlorine","bromine","fluorine","chlorine","bromide ion","iodide ion","iodide ion","oxidize","oxidize","oxidize","oxidize","reduce","reduce","reduce","bromide to","iodide to","bromide to","iodide to","chlorine to","bromine to","chlorine to" m!"more",535,"less",535 n%"6",0,"4",0,"8",0 o\"1",59;,"1",59;,"4",59;,"1",59;,"2",59;,"3",59;,"3",59; pE"carbon",20,"silicon",20,"tin",20,"lead",20 r"allotropes",0 so"carbon",72H,"lead",72H,"tin",72H,"tin",72H,"tin",72H,"lead",72H,"tin",72H t("2",73I,"2",73I,"4",579 vV"44",58:,"16",61=,"28",60<,"154",62>,"28",63?,"26",61= wE"weak",66B,"strong",66B,"strong",66B,"weak",66B x"oxygen",12 yh"dioxide",74J,"monoxide",74J,"iron",74J,"iron",74J,"coke",74J,"slag",74J zs"giant",69E,"molecular",70F,"molecular",70F,"giant",69E,"molecular",71G,"giant",69E ~e"covalent",65A,"covalent",65A,"metallic",65A,"metallic",65A,"covalent",65A O"6",67C,"6",68D,"6",67C,"7",68D,"7",67C,"8",68D 8"nitrogen",76L,"oxygen",76L,"argon",76L ;"haber",77M,"bacteria",77M,"lightning",77M f "nitrogen",20,"phosphorus",20,"arsenic",20,"antimony",20,"bismuth",20 "more",85U B"1",81Q,"2",12 ,"3",81Q,"1",82R,"2",88X "allotropes",86V ("3",81Q,"2",80P,"3",79O "2",12 ,"4",75K )"covalent",71G,"covalent",70F f"28",12 ,"17",78N,"46",82R,"80",84T,"53.5",84T,"30",82R,"124",75K "2",12 )"covalent",65A,"covalent",65A %"nitrogen",0,"oxygen",0 +"15",84T,"16",68D,"15",84T !5"air",76L !6'"sulphur",89Y,"sulphur",89Y !7O"oxygen",20,"sulphur",20,"selenium",20,"tellurium",20 !8\"2",80P,"1",91[,"2",93],"1",92\,"2",91[,"2",91[,"2",82R !:"plastic",98b !;!"zinc",99c,"lead",99c !<="covalent",85U,"covalent",85U,"covalent",85U !>"3",90Z !?"allotropes",86V !@("2",12 ,"8",94^,"3",90Z !Ad"44",80P,"32",12 ,"256",94^,"64",80P,"34",93],"18",95_,"30",63? !B5"4",58:,"4",12 ,"2",95_,"4",80P !Dm"8",68D,"9",68D,"16",96`,"18",68D,"7",68D,"8",68D,"16",68D,"16",96` !G"oxygen",100d,"hydrogen",100d,"oxygen",100d,"oxygen",100d,"hydrogen",100d,"sulphur",100d,"sulphur",100d,"hydrogen",100d,"sulphur dioxide",100d,"oxygen",100d !"halogens",101e !"1",102f !N"fluorine",20,"chlorine",20,"bromine",20,"iodine",20 !S"NaBr",103g,"KCl",103g,"LiF",103g,"AgCl",103g,"CsI",103g !@"2",12 ,"1",0,"2",12 ,"2",12 ,"1",0 !J"fluorine",0,"chlorine",0,"bromine",0,"iodine",0 !"hydrochloric",112p !#"red",119w,"white",119w !"covalent",113q,"covalent",113q,"ionic",114r,"ionic",114r,"ionic",114r,"covaent",113q,"covalent",113q,"covalent",113q,"ionic",114r !Z"154",62>,"98",83S,"71",12 ,"36.5",115s,"81",115s,"18",12 !T"2",116t,"2",116t,"2",116t,"2",16,"2",116t,"2",116t !J"18",68D,"20",68D,"17",118v,"17",118v,"17",118v !1"2",0,"2",0,"3",0,"3",0 !"bromine",100d,"iodine",100d,"bromine",100d,"iodine",100d,"chloride",100d,"bromide",100d,"chloride",100d #( "Try again" #4 "The gas is diatomic" #<"Look at a Periodic Table" #]0"Remember lead is at the bottom of the group" #a"The valency of carbon is 4" #b"Its formula is CO" #c,"Look up the formula of the compound" #d"Its formula is CH" #e"Its formula is CH" #f"Its formula is CCl" #g"Its formula is CO" #h"Its formula is CH" #i "Does it conduct electricity?" #j#"Think of a pencil marking paper" #k$"The atomic number of carbon is 6" #l:"Number of protons + neutrons equals the mass number" #m#"It is solid at room temperature" #n#"It is a gas at room temperature" #o"It has a low boiling point" #p$"Look up the alloy in the GEM" #q""The element has a valency of 4" #r("Look up BLAST FURNACE in the GEM" #s"The molecule is tetrahedral" #t"Look up AIR in the GEM" #u""See the GEM NITROGEN CYCLE" #v!"The formula of ammonia is NH" #w)"What is the formula of nitric acid?" #x"Think of the name di....?" #y$"Here,Nitrogen has a valency of 3" #z"Look up NITROGEN OXIDES" #{"Look up AMMONIUM COMPOUNDS" #|)"The atomic number of Phosphorus is 15" #}4"Elements at the top of the groupare non-metallic" #~0"They are different forms of the same element" #$"Phosphorous is stored underwater" ##"The formula of urea is (NH)CO" #"This is a yellow solid" #"Its M value is 48" #)"Look the compound up in the GEM" #"steam is gaseous water" ##"Sulphur has a valency of 2 here" #""Look up SULPHUR in the GEM" #"HO?" #&"The atomic number of Sulphur is 16" #"It can be moulded" #"Look up ORE in the GEM" #$"Look up REDOX in the GEM" #$"Lok up CHLORINE in the GEM" #4"Think of formulae such as KCl, NaBr, MgI, CaF" ##"The valency of the element is 1" #"The acid is oxidized to CL" #"Halogens are non-metals" #,"The metal readily loses an electron" #"Hydrogen has a valency of 1" #"This is a single bond" #$"The atomic number of chlorine=17" #""Cl(aq) is acidic AND a bleach" oV> GAME3 $Y::7:7:2:12 ,0;"Press STOP on your tape recorder" 1400x ( 4500 F 1500  4200h ,w=0:p=0:f=0:u=0 'm$=" " U4100:4280:2500 :3825:4280:3000 :3700t: _3600:3750:3800:3825:3850 :4300:2300:900  !p=0 u=0a=1  +p=0 u=1a=1+(*u(f))  p=1a=1+(*n(w))  z=0 5p=12000+q:m=1w:21004:m 5u=13000 +q:m=1f:2200:m & 2000 +#h=13700t:4900$ 04300:3700t  x=h(1):y=h(2) %Z3750:3800:3825:3850 :3950n:1:3620$:0 4 410 c$  c$="*"  c$="t"1100L H (c$="d"c$="e"c$="f"c$="g"c$="h"c$="j"c$="k"c$="l")1000  c$="?"1300  c$="`"1200 c$="p"d:d c$="i"d:d  900 I2:2,0;"Periodic Table":(c$="g"c$="h")1008  4,5;" " l=59 l,0;" "  l:0 Q7,3;"Trans-":8,3;"ition";9 ,2;"Elements" 15,120x:64@,0:15,112p:64@,0:15,104h:64@,0:15,96`:64@,0  1011 5,1;"12";5,13 ;"3";6,1;"Transition";7,1;" metals ";8,1;"":0 dc$="d"c$="j"c$="g"13 ,0;"This element is":v(1)=14:w(1)=0 c$="e"c$="k"13 ,0;"This elements'";14,0;"electronic";15,0;"configuration is":v(1)=16:w(1)=0 c$="f"c$="h"c$="l"13 ,0;"This elements'";14,0;"atomic number is":v(1)=15:w(1)=0 'c,n:d=1n:l(d),n$(d),y$(d):d 3m$:a=1+(*n):a$(1)=n$(a):f$=y$(a)  1600@  m$=m$+f$:l=l(a)  3c$="g"c$="h"c$="j"c$="k"c$="l"j=l:l=c:c=j 1:l,c;"*":0  f=1: Ll,c,x$:l,c;x$: *w=w+1:n(w),l(w),c(w):p=1: *f=f+1:u(f),v(f),w(f):u=1: ((x=a:y=b:a,b:x,y:1;a-x,b-y: 7(x=a:y=b:a,b:x,y:1;a-x,b-y: xe1:0,0;"CHEMISTRY Game 3";2,0;" Collins 1985":0:3700t D:"This is a game of darts. You play against the computer." "You will be answering questions about the Periodic Table - noblegases,hydrogen,transition metals,trends and radiochemistry." d"You choose a topic from a list and decide whether you will aim at the treble, double or single." 72:"Treble questions are hardest!!!":0: "You have ";2;"2";0;" attempts at each question.If you answer correctlyyou get the points otherwise the computer gets them!!"  1 :"To win you must reduce your score to EXACTLY zero." 8"If the computer reaches zero or below then it wins!!" '"Pressing SHIFT * stops the game"  \2:20,7;"Do you want to play";21,6;"501, 301,201 or 101 ?" d$ d$=42*4900$ 1d$="101"d$="201"d$="301"d$="501"1520 .5,1:1500 us=d$:cs=us::0: @b=f$ Jf$(b)" "1640h Tb=b-1:1610J h f$=f$(b): /x=1f:v(x),w(x);1;"?";0  u=19000(#+m(x):m$ t=12 q$(x) %q$(x,1)=42*4900$ Z(q$(x)a$(x)t=1) 3850 :2275:6:19,0;m$:7 ܍(q$(x)a$(x)t=2)3850 :2275:2:19,0;"The answer was : ";20,0;a$(x):0:z=0 ߒq$(x)=a$(x) 3850 :t=2:4:19,0;"Good. The answer was :";20,0;a$(x):0:2250:z=1 t f$=a$(x):1600@ !1:v(x),w(x);f$:0 x z=1 us=us-(i*r) z=0 cs=cs-(i*r)  44000  9d=1n(m):o$(d):d T#b$(m)=o$(a):f$=b$(m):1600@ Wl(m),c(m);f$:  d=1u(m):n$(d):j(d):d a$(m)=n$(a):m(m)=j(a): /e=140 (2:.02{# =,e:e: 1e=1-40 (-2:.02{# =,e:e: nt$(i)="Group 0 "q=5000:q(1)=6:q(2)=4:q(3)=3:2315 nt$(i)="Hydrogen "q=5100:q(1)=8:q(2)=4:q(3)=2:2315 nt$(i)="Transition "q=5200P:q(1)=9 :q(2)=5:q(3)=2:2315 nt$(i)="Table trends "q=5300:q(1)=6:q(2)=4:q(3)=2:2315 nt$(i)="Radiochemistry"q=5400:q(1)=5:q(2)=1:q(3)=2:2315 cq=5000+(100d*(*5)):q(1)=6:q(2)=4:q(3)=2 (r=1s=(*(q(1)+1)) 5r=2q=q+9 :s=(*(q(2)+1)) 6r=3q=q+15:s=(*(q(3)+1))  q=q+s:q: y7:2:15,20;"To aim";16,17;"Type a number";17,17;"& press ENTER" +20:.25~,1:g$(1) #g$(1)=42*4900$ R(g$(1)<480ůg$(1)>57 9Ưg$(1)32 )2520 jg$(1,2)32 (g$(1,2)>57 9ůg$(1,2)<480)2520 :g=g$(1):g=g (g20g1)2527 f19,17;"Between 1 & 20":2275:19,17;" ":2514 ߑ15,17;"Now the value:";16,17;" s (single) ";17,17;"or d (double) ";18,17;"or t (treble) " "20:.25~,1:s$ s$=""2538 #s$(1)=42*4900$ #s$="t"s$="d"s$="s" 2546 f19,17;"Enter s d or t":2275:19,17;" ":2534  $15,17;"You aimed at " !s$="t" z$="treble":s=3 s$="d"z$="double":s=2 s$="s"z$="single":s=1 '16,19;"";z$;" ";g;"" i=g:r=s us203055 r=13200 h=1+(*502) 3100 m<03400H m>03500 r=3z$="treble" r=2z$="double" r=1z$="single" K17,17;"Your dart hit ";18,19;"";z$;" ";i;"" <i=gr=s19,17;"Good shot!! ":2250  0: h25m=0: &&(h>25h31)m=1: 0'(h>31h37%)m=-1: :&(h>37%h42*)m=2: D'(h>42*h46.)m=-2: N&(h>46.h480)m=3: Xh>480m=-3: n=1+(*502) n10 n5r=2: r=3: Hn=1̽(m) Ri1i=a(p(i)-1) \i=1i=20 fn p n=1m i20i=a(p(i)+1) i=20i=1 n  r=3x=t(i):y=y(i) r=2 x=d(i):y=e(i) r=1x=r(i):y=s(i) h(1)=x:h(2)=y $Lk=-11:j=-11:x+k,y+j:j:k:.3,45-: t121,6;"Press SPACE to carry on" yv$= ~o=v$ o32 3700t  3950n  8l=014:l,0;" ":l: 9l=1518:l,0;" ":l: :l=1418:l,16;" ":l:  Il=1920:l,0;" ":l: <9l=014:l,16;" ":l: n721,0;" ": *4141-:5:0:4308 d$="I'm mixing up the topics"  i=120:t$(i):i ud=124:20,d+1;d$(d):i=1+(*20):j=1+(*20):.01z# =,45- $h$=t$(i):t$(i)=t$(j):t$(j)=h$:d 3.05|L,25:.08}# =,5:3850  \i=120:6:0:i,0;i;7;1;i,2;t$(i):i: -S"Group 0","Hydrogen","Transition","Table trends","Radiochemistry","Random choice" 3S"Group 0","Hydrogen","Transition","Table trends","Radiochemistry","Random choice" 9S"Group 0","Hydrogen","Transition","Table trends","Radiochemistry","Random choice" ?"Random choice" @"Transition" h1:192,120x,480:192,120x,44,:192,120x,28:192,120x,24:192,120x,8:192,120x,4 job=9 359g18:192,120x:(480*(b*/180)),(480*(b*/180)):b |4250:7:0:i=120:o(i),b(i),r(i),s(i),d(i),e(i),t(i),y(i),p(i),a(i):o(i),b(i);i;:i:7:1 0,26,204,156,204,164,200,144,1,1,12 ,28,212,92\,220,82R,208,98b,8,18,13 ,23,192,84T,192,74J,192,94^,10 ,4,2,29,220,140,228,150,214,136,3,13 ,0,21,180,156,180,164,184,144,19,6 6,31,228,120x,240,124|,220,120x,5,10 ,12 ,19,172,92\,164,84T,176,100d,12 ,15,8,17,156,108l,150,108l,168,112p,14,2,2,18,164,140,156,148,172,134,17,17,8,30,228,108l,238,106j,218,112p,6,3 z6,16,156,120x,146,120x,167,120x,15,19,1,19,172,148,164,156,176,140,18,7,4,30,228,132,238,134,218,128,4,16,4,16,156,132,148,132,168,128,16,8 110 ,29,224,96`,230,92\,214,104h,7,11 ,10 ,17,164,100d,156,92\,172,104h,13 ,14,13 ,25,204,84T,206,76L,200,94^,9 ,9 ,1,27,216,152,220,158,208,142,2,12 ,13 ,20,180,84T,180,76L,184,96`,11 ,5,0,23,192,156,192,166,192,146,20,20  k2:128,10 :0,524:124|,0:0,-524:-124|,0: |5:0:0,0;" ";1,0;" ";1,0;"Computer =";cs :0,0;"Your score =";us:7:0: 0h=0:us<03850 :2:1:19,8;"BUST!!! Try again":1.5@,-10 :0:us=us+(i*r): :us=04::1:20,1;"CONGRATULATIONS - You win !!!!":0:2250:0:h=1: Dvcs0:1:1:20,6;"HARD LUCK - I win !!!":0:2275:h=1:0: N a(20):b(20):c(20):d(20):e(20):h(2):j(10 ):l(20):m(10 ):n(10 ):o(20):p(20):q(20):r(20):s(20):t(20):u(10 ):v(10 ):w(10 ):y(20) a$(10 ,20):b$(10 ,20):g$(1,2):n$(10 ,15):o$(10 ,20):q$(10 ,20):r$(10 ,20):t$(20,14):u$(10 ,20):y$(10 ,20) \l4740:n=095_:b:"a"+n,b:n:a=12:z$:n=07:b:z$+n,b:n:a ;0,0,0,16,32 ,112p,72H,112p,0,0,0,120x,64@,112p,8,112p,0,0,0,64@,80P,120x,16,16,0,0,0,112p,16,32 ,16,112p,0,0,0,480,72H,16,32 ,120x,0,0,120x,0,0,0,0,0,16,16,124|,16,16,0,0,0,12 ,18,4,8,30,0,0,0,14,2,4,2,14,0,0,0,0,24,24,24,90Z,60<,24,0,0,8,4,126~,126~,4,8,0,8,10 ,15,2,2,0,0,0 U"p",255,129,129,129,129,129,129,255 M"r",0,0,0,0,112p,128,128,128  $]:2:10 ,3;"To run this program again";12 ,10 ;"press RUN" 8="r"Ŧ="R" :10 L 49208  ~"t",16,0,"Group 0 elements are known","t",17,0,"as the ..... gases","?",1,17,7,"*" "t",16,0,"The element whose symbol is","`",6,16,28,"t",17,0,"is","?",6,17,3,"*" "t",15,0,"How many atoms are","t",16,0,"there in a molecule of","`",4,16,23,"?",4,16,28,"*" "d",15,5,4,"helium","He",5,"neon","Ne",6,"argon","Ar",7,"krypton","Kr",8,"xenon","Xe","Its symbol is ","*" _"?",4,14,0,"t",15,0,"is used ","`",4,16,0,"*" "t",16,0,"The gas which occupies","`",3,16,23,"t",17,0,"of air is","?",3,17,10 ,"*" "?",1,14,0,"t",15,0,"is obtained","t",16,0,"commercially by the ","t",17,0,"distillation of liquid air","*" {"?",1,15,0,"t",16,0,"is obtained from","t",17,0,"petroleum and natural gas","*" "t",16,0,"The atomicity of","`",4,16,17,"t",17,0,"is","?",4,17,3,"t",18,0,"(spell the answer!)","*" "t",16,0,"The isotope","`",6,16,12 ,"t",17,0,"contains","?",6,17,9 ,"`",6,17,12 ,"*" "e",15,3,4,"2","helium is 2",5,"2 8","neon is 10",6,"2 8 8","argon is 18","The number of electrons in an atom of ","*" "f",15,3,4,"2","helium is 2",5,"10","neon is 2 8",6,"18","argon is 2 8 8","The electronic configuration of ","*" "t",15,0,"The reactivity of the","t",16,0,"elements .........","?",2,16,9 ,"t",16,19,"as you go","`",2,17,0,"t",17,5,"Group 0","*" "t",16,0,"Hydrogen burns in","?",3,16,18,"t",17,0,"to produce","`",3,17,11 ,"*" "t",15,0,"How many atoms of hydrogen","t",16,0,"are there in a molecule of","`",10 ,17,0,"?",10 ,17,19,"*" "t",15,0,"Hydrogen is usually prepared","t",16,0,"in the lab by the action of","t",17,0,"dilute sulphuric acid on","?",1,17,25,"*" "t",16,0,"The atomicity of hydrogen is","?",1,16,29,"i",2,"t",18,0,"(spell the answer)","i",0,"*" "t",15,0,"Complete this equation","t",16,0,"H + HO H","t",16,13 ,"O","?",1,17,12 ,"*" "t",15,0,"1 mole of H will react with","?",1,16,0,"t",16,2,"mole of Cl to produce","?",1,17,0,"t",17,2,"moles of HCl","*" {"t",16,0,"Hydrogen forms ions","t",17,0,"by losing an ........","?",1,17,13 ,"*" "t",16,0,"The hydrogen ion, H contains","?",1,17,0,"t",17,2,"proton and","?",1,17,13 ,"t",17,15,"neutrons","*" "t",14,0,"The atoms in a ","t",15,0,"molecule of","`",5,15,12 ,"t",16,0,"are held together by","?",5,17,0,"t",17,9 ,"bonds","*" "t",5,1,"You will need","t",6,1,"some of these","t",7,1,"A values","t",10 ,0,"H=1","t",10 ,8,"C=12","t",11 ,0,"N=14","t",11 ,8,"O=16","t",12 ,0,"S=32","t",15,0,"What is the relative","t",16,0,"molecular mass of","`",7,17,0,"?",7,17,18,"*" "t",15,0,"Each bond","t",16,0,"in a molecule of","`",4,16,17,"t",17,0,"contains","?",4,17,9 ,"t",17,11 ,"electrons","*" "t",15,0,"The electrolysis of","`",4,16,0,"t",17,0,"gives","?",4,17,6,"t",17,15,"at the cathode","*" "t",11 ,0,"Methane can be","t",12 ,0,"converted to","t",13 ,0,"hydrogen in","t",14,0,"this reaction.","t",15,0,"Balance the equation:","?",1,17,0,"?",1,17,6,"t",17,1,"CH + O ","?",1,17,12 ,"t",17,13 ,"H +","?",1,17,18,"t",17,19,"CO","*" "t",16,0,"The isotope","`",5,16,12 ,"t",17,0,"contains","?",5,17,9 ,"`",5,17,11 ,"*" P"g",8,10 ,3,"scandium","Sc",4,"titanium","Ti",5,"vanadium","V",6,"chromium","Cr",7,"manganese","Mn",8,"iron","Fe",9 ,"cobalt","Co",10 ,"nickel","Ni",11 ,"copper","Cu",12 ,"zinc","Zn","Its symbol is ","*" Q"t",15,0,"The oxidation number of","`",6,16,0,"t",16,10 ,"in","`",6,17,0,"t",18,0,"is","?",6,18,3,"*" R"t",16,0,"The colour of an aqueous","t",17,0,"solution of","`",7,17,12 ,"t",17,17,"is","?",7,17,20,"*" S"t",13 ,0,"Cu acts as a","?",1,14,0,"t",14,0,"........ in the","t",15,0,"reaction between","t",16,0,"zinc and dilute","t",17,0,"dilute acid","*" T"t",15,0,"In a positive","`",2,15,14,"t",16,0,"test copper(II) is","?",2,17,0,"t",17,0,"....... to copper(I)","*" U"t",15,0,"To make iron(","`",2,15,13 ,"t",15,16,") chloride, iron","t",16,0,"is reacted with","?",2,16,16,"`",2,17,0,"*" V"`",6,16,0,"t",16,8,"compounds are ....","?",6,16,22,"t",17,0,"stable than","`",6,17,12 ,"t",17,20,"compounds","*" W"t",14,0,"The catalyst","t",15,0,"used in the","`",3,16,0,"t",17,0,"is","?",3,17,3,"`",3,17,12 ,"*" X"t",16,0,"The element whose symbol","t",17,0,"is","`",10 ,17,3,"t",17,6,"is","?",10 ,17,9 ,"*" Z"t",15,0,"In the ion","`",8,15,11 ,"t",16,0,"the element has","t",17,0,"oxidation number","?",8,17,17,"*" ["t",5,1,"You will need","t",6,1,"some of these","t",7,1,"A values:","t",9 ,0,"Mn=55 H = 1","t",10 ,0,"Fe=56 C =12","t",11 ,0,"Co=59 S =32","t",12 ,0,"Cu=63.5 Cl=35.5","t",15,1,"What is the relative","t",16,1,"molecular mass of","`",7,17,1,"?",7,17,26,"*" \"`",2,16,0,"t",16,3,"will reduce a solution of","`",2,17,0,"t",17,5,"to","?",2,17,8,"*" ] "t",15,0,"When","`",4,15,5,"t",15,10 ,"is oxidized","`",4,17,0,"?",4,16,2,"t",16,3,"+","t",17,4," is produced","*" ^"`",6,14,0,"t",15,0,"is a transition metal","t",16,0,"found beneath","?",6,16,14,"t",17,0,"in the periodic table","*" `& "i",1,"t",7,0,"You will need","t",8,0,"to know that","t",9 ,0,"the oxidation","t",10 ,0,"number of","t",11 ,0,"oxygen is -2","i",0,"t",14,0,"The oxidation","t",15,0,"number of","`",3,15,10 ,"t",15,13 ,"in","`",3,15,16,"t",15,23,"is:","`",3,16,0,"t",16,3,"+ (-2) x","?",3,16,12 ,"t",16,14,"=","`",3,16,16,"t",16,19,"therefore,","t",17,0,"Ox. No.(","`",3,17,8,"t",17,10 ,") =","`",3,17,14,"t",17,17,"+","?",3,17,19,"t",17,21,"= +","?",3,17,24,"*" a"h",8,10 ,3,"21","scandium is 2 8 9 2",4,"22","titanium is 2 8 10 2",5,"23","vanadium is 2 8 11 2",6,"24","chromium is 2 8 13 1",7,"25","manganese is 2 8 13 2",8,"26","iron is 2 8 14 2",9 ,"27","nickel is 2 8 15 2",10 ,"28","cobalt is 2 8 16 2",11 ,"29","copper is 2 8 18 1",12 ,"30","zinc is 2 8 18 2","The electronic configuration of ","*" "t",15,0,"Elements become","?",2,16,0,"t",16,0,".... metallic as you go from","`",2,17,0,"t",17,6,"to","`",2,17,9 ,"t",17,15,"across the Table","*" "`",2,16,0,"t",16,11 ,"rows of elements","t",17,0,"are known as","?",2,17,13 ,"*" "t",15,0,"The","`",3,15,4,"?",3,16,0,"t",16,0,"......... as you cross the tablefrom left to right","*" "t",15,0,"The elements on the","`",2,16,0,"t",16,6,"of the Periodic Table","t",17,0,"form ions by","?",2,17,13 ,"t",17,21,"electrons","*"  "t",16,0,"The elements","`",8,16,13 ,"t",17,0,"occur as","?",8,17,9 ,"t",17,19,"structures","*" "t",15,0,"As we go from","`",2,16,0,"t",16,6,"to","`",2,16,9 ,"t",16,15,"across the table","t",17,0,"the size of the atoms ........","?",2,17,22,"*" "j",6,8,0,"sodium","Na",1,"magnesium","Mg",10 , "aluminium","Al",11 ,"silicon","Si",12 ,"phosphorous","P",13 ,"sulphur","S",14,"chlorine","Cl",15,"argon","Ar","Its symbol is ","*"  "t",16,0,"When an atom of","`",5,16,16,"t",16,26,"forms","t",17,0,"an ion it","`",5,17,10 ,"?",5,17,16,"t",17,18,"electrons","*"  "t",15,0,"The highest valency oxide of","`",7,16,0,"t",16,12 ,"has the formula:","t",17,0,"(element) (oxygen)","?",7,18,9 ,"?",7,18,18,"*" "t",15,0,"The highest valency chloride of","`",4,16,0,"t",16,10 ,"has the formula:","t",17,0,"(element) (chlorine)","?",4,18,9 ,"?",4,18,20,"*" P"k",6,8,0,"2 8 1","sodium is 11",1,"2 8 2","magnesium is 12",10 ,"2 8 3","aluminium is 13",11 ,"2 8 4","silicon is 14",12 ,"2 8 5","phosphorous is 15",13 ,"2 8 6","sulphur is 16",14,"2 8 7","chlorine is 17",15,"2 8 8","argon is 18","The number of electrons in an atom of ","*" '"l",5,8,0,"3","lithium is 2 1",1,"4","beryllium is 2 2",10 ,"5","boron is 2 3",11 ,"6","carbon is 2 4",12 ,"7","nitrogen is 2 5",13 ,"8","oxygen is 2 6",14,"9","flurine is 2 7",15,"10","neon is 2 8","The electronic configuration of ","*" "t",15,0,"A","?",1,15,2,"t",15,7,"particle","t",16,0,"is an electron, produced ","t",17,0,"when a","?",1,17,7,"t",17,15,"decays","*" "t",15,0,"An alpha particle","t",16,0,"consists of","?",1,16,12 ,"t",16,14,"neutrons","t",17,0,"and protons","?",1,17,4,"*" "?",2,15,0,"t",15,6,"particles","t",16,0,"are stopped by a","`",2,17,0,"*" "t",13 ,0,"When alpha or","t",14,0,"beta particles are","t",15,0,"emitted from a","t",16,0,"radioisotope a new","?",1,17,0,"t",17,8,"is formed","*" "t",15,0,"The half life of an isotope","t",16,0,"is the time it takes for","?",1,17,0,"t",17,5,"the atoms present to decay","*" ""t",12 ,0,"The half life","t",13 ,0,"of an isotope","t",14,0,"is","`",4,14,3,"t",15,0,"If there are","`",4,15,13 ,"t",15,18,"atoms present","t",16,0,"initially,it takes","?",4,16,19,"`",4,16,23,"t",17,0,"to reduce the number to","`",4,17,24,"*" #"t",10 ,0,"Complete this","t",11 ,0,"reaction from","t",12 ,0,"part of the","t",13 ,0,"Thorium-232","t",14,0,"decay chain","`",4,16,2,"`",4,17,5,"t",17,8,"","`",4,18,12 ,"`",4,17,14,"?",4,18,3,"?",4,16,11 ,"*" ( "t",15,0,"If hydrogen has three isotopes","t",16,0,"how many different kinds of","t",17,0,"diatomic molecules are there","?",1,17,29,"*" )"t",15,0,"When an element emits","`",4,15,22,"t",16,0,"particle, its","?",4,16,14,"t",16,21,"number","`",4,17,0,"*" Z"He","Ne","Ar","Kr","Xe","Rn" [!"neon","helium","argon","xenon" ]>"to lift airships","to give a red glow","with O for divers" ^"78%","21%","0.9%" d!"neon","argon","helium","xenon" e"helium-4","helium-3","helium-4","neon-20","neon-21","neon-22","protons","neutrons","neutrons","protons","neutrons","neutrons" j "down","up" 0"hydrogen chloride","water","hydrogen bromide" "hydrogen chloride","hydrogen bromide","water","hydrogen peroxide","ammonia","hydrogen sulphide","methane","tetrachloromethane","sulphuric acid","nitric acid" <"hydrogen","hydrogen chloride","water","ammonia","methane" _"ammonia","hydrogen gas","methane","hydrogen sulphide","water","sulphuric acid","nitric acid" ("methane","ammonia","water","hydrogen" ?"NaOH solution","molten NaCl","NaCL solution","NaBr solution" k"hydrogen-","tritium","deuterium","tritium","deuterium","neutrons","neutrons","neutron","proton","proton" !"iron","nickel","copper","cobalt","manganese","chromium","iron(II) chloride","nickel(III) sulphate","copper(I) oxide","cobalt(II) sulphate","manganese(IV) oxide","chromium(III) oxide" "2"Cu","Fe","Fe","Mn","Ni","Zn","Co" $"Fehling's","Benedict's" %"II","III","acid","gas" &o"Cu(I)","Fe(II)","Cu(II)","Fe(III)","Mn(II)","Mn(III)","Cu(II)","Fe(III)","Cu(I)","Fe(II)","Mn(III)","Mn(II)" 'Q"contact process","Haber process","making of margarine","oxide","metal","metal" (2"Sc","Ti","V","Cr","Mn","Fe","Co","Ni","Cu","Zn" *8"Fe","Fe","Ni","Cu","Cu","Mn","Mn","Co" +"iron(II) oxide","iron(III) oxide","copper(II) sulphate","copper(I) oxide","cobalt(II) hydroxide","cobalt(II) chloride","manganese(IV) oxide" ,"Zn","Zn","Cu","Ni" -0"Cu","Fe","Co","Mn","Cu","Fe","Co","Mn" .<"silver","gold","mercury","cadmium","platinum","palladium" 0d"Mn","Cr","Mn","MnO","CrO","MnO","Mn","Cr","Mn","-1","-2","-1","Mn","Cr","Mn","-1","-2","-1" "left","right","right","left" "Horizontal","Vertical" :"relative atomic mass","atomic number","mass of an atom" "left","right" N"Na,Mg & Al","Al & Si","Ar & Cl","N,O & F","Na & Mg","C & B","N & O","P & S"  "left","right","right","left" ^"sodium","magnesium","aluminium","chlorine","oxygen","loses","loses","loses","gains","gains" O"sodium","magnesium","aluminium","silicon","phosphorous","sulphur","chlorine" ("lithium","beryllium","boron","carbon" ."thin sheet of paper","0.5cm sheet of metal" "10 minutes","4 seconds","12 hours","30 years","1000","128","6000","960","minutes","seconds","hours","years","125","4","375","15" U"228","228","212","208","Ra","Ac","Pb","Tl","89","90","83","82","Ac","Th","Bi","Pb" m"a beta","an alpha","a beta","an alpha","stays the same","decreases by 4","increases by 1","decreases by 2" A"noble",120x Bi"helium",20,"neon",20,"argon",20,"krypton",20,"xenon",20,"radon",20 C9"1",121y,"1",121y,"1",121y,"1",121y E4"helium",128,"neon",0,"helium",0 F8"nitrogen",76L,"oxygen",76L,"argon",76L J"argon",122z K"helium",123{ LA"one",124|,"one",124|,"one",124|,"one",124| MX"2",125},"1",125},"2",125},"10",126~,"11",126~,"12",126~ R-"increases",127,"decreases",127 7"chlorine",0,"oxygen",0,"bromine",0 y"1",0,"1",0,"2",0,"2",0,"3",0,"2",0,"4",0,"0",0,"2",0,"1",0 "zinc",131 "one",12 "3",480 "1",135,"2",135 "electron",131 "1",129,"0",129 j"covalent",132,"covalent",132,"covalent",132,"covalent",132,"covalent",132 d"17",78N,"2",12 ,"16",64@,"34",93],"18",95_,"98",133,"63",134 1"2",0,"2",0,"2",0,"2",0 S"hydrogen",136,"sodium",137,"hydrogen",136,"hydrogen",136 5"1",480,"1",480,"2",480,"1",480 G"0",129,"2",129,"1",129,"1",129,"1",129 U"2",139,"3",139,"1",139,"2",139,"4",139,"3",139 "blue",141,"green",141,"yellow",141,"pink",141,"green",141,"colourless",141,"red",141 "catalyst",144 )"reduced",145,"reduced",145 /"hydrochloric",146,"chlorine",147 g"less",141,"less",141,"more",141,"more",141,"less",141,"more",141 :"vanadium",148,"iron",149,"nickel",150 "scandium",20,"titanium",20,"vanadium",20,"chromium",20,"manganese",20,"iron",20,"cobalt",20,"nickel",20,"copper",20,"zinc",20 q"2",138,"3",138,"2",138,"2",138,"1",138,"2",138,"3",138,"3",138 k"72",140,"107",11 ,"159.5",140,"143",9 ,"93",11 ,"130",140,"87",73I "Cu",0,"Ni",0 9"2",143,"3",143,"3",143,"3",143 o"copper",20,"silver",20,"cadmium",20,"zinc",20,"palladium",20,"nickel",20 m"4",0,"4",0,"3",0,"8",0,"8",0,"6",0,"7",0,"6",0,"5",0 l#"less",151,"more",151 m$"periods",0,"groups",0 n@"increases",20,"increases",20,"increases",20 o("losing",152,"gaining",152 p"giant",154,"giant",154,"molecular",153,"molecular",153,"giant",154,"giant",154,"molecular",153,"molecular",153 q'"decrease",0,"increase",0 wG"1",141,"2",141,"3",141,"1",141,"2",141 x"2",141,"1",141,"2",141,"1",141,"4",141,"1",141,"2",141,"1",141,"1",141,"3",141,"2",141,"10",141,"3",141,"7",141 yq"1",141,"1",141,"1",141,"1",141,"1",141,"2",141,"3",141,"4",141 &"beta",157,"neutron",157 "2",156,"2",156 $"alpha",163,"beta",163 "element",164 "half",166 >"30",166,"20",166,"48",166,"180",166 |"88",15,"89",165,"82",165,"81",165,"228",165,"228",165,"212",165,"208",165 "6",160 I"mass",161,"mass",162,"atomic",161,"atomic",162 #( "Try again" #12"Don't forget the formula is (metal) oxide" #3$"Hydroxide is OH.Its valency is 1" #4"The gas is diatomic" #<"Look at a PERIODIC TABLE" #X0"Count the atoms on each side of the equation" #h"Its formula is CH" #q""The element has a valency of 4" #t "Look up AIR in the GEM" #v!"The formula of ammonia is NH" ##"Sulphur has a valency of 3 here" #"HO" # "They show very few reactions" #*"The molecules have an atomicity of one" #"It comprises 1% of air" #"It is less dense than air" #$"Look up ATOMICITY in the GEM" #$"The atomic number of helium is 1" ##"The atomic number of neon is 10" #,"Xenon forms compounds but heliumdoes not" #$"Which gas is less dense than air" #$"The atomic number of hydrogen =1" ##"Look up HYDROGEN in the GEM" #"Hydrogen is a non-metal" #"Sulphuric acid is HSO" #"Nitric acid is HNO" #"Look at the three formulae" #"sodium reacts with metals" #""The only cation present is Na" #<"In a simple ion the oxidation number equals the charge" #;"The Roman number tells you what the oxidation number is" # "The metal has a valency of 2" #+"Think of common salts containingthe ion" #""Think of the metal's valencies" #8"It helps the reaction but is unchanged at the end" #"Oxidation is electron LOSS" #"Is HCl an oxidizing agent?" ##"Is chlorine an oxidizing agent?" #+"Look up CONTACT PROCESS in the GEM" #("Look up HABER PROCESS in the GEM" ##"Look up CATALYST in the GEM" #"Na is a metal; Cl is a gas" #"Think of sodium chloride" # "They have LOW boiling points" #!"They have HIGH boiling points" #"Its mass numer is 4" #"A proton is produced too" #"A-A A-B A-C B-C B-B & C-C" #"neutron proton + electron" # "an alpha particle is He" #("Look up RADIOACTIVITY in the GEM" #"The atomic number changes" #9"The numbers MUST balance on bothsides of the equation" #$"Look up HALF LIFE in the GEM" oVJ