ZXTape! 0Created with Ramsoft MakeTZXMODULESD z z| v1:1::"":7:0:15,23;"J":1:1:20,31;:"MODULESD" D @ <Bf8B 8xB8x?B8 B<<8<<8D @11 .1}L,-5:2:.4L,-20:984 P.1}L,35#:15,27;8;1;7;q$:986 Hq$<9 .1}L,-5:2:.4L,-20:984 qu=qu+1  r=0::.1}L,35#:6;0,12 ;"CHEMISTRY";2;7;0,0;"Module ";qu+8:6000p+qu:a,qi1,qi2,qi3,qi4,qi5,qi6,qi7,qi8,qi9,qi10,qi11,qi12,qi13,qi14,qi15,qi16,qi17,qi18,qi19:6100+30*qu:20 E.1}L,35#:65001,11 :65000:65040 n=1a:n=qi1n=qi2n=qi3n=qi4n=qi5n=qi6n=qi7n=qi8n=qi9n=qi10n=qi11n=qi12n=qi13n=qi14n=qi15n=qi16n=qi17n=qi186100+n+30*qu }.1}L,35#:65001,12 :65000:65040:12 ,0;"ANSWERS";12 ,16;"HINTS" 7000X+30*qu+n:hintgraph,cap,g$,u$,x,y,nlsq:l=1nlsq:d$(l):12 +l,0;d$(l):l::l=07:y,x+l;"*";:l:1100L "n=qi196500d+n+30*qu Jn:2000:8990#:65001,22:65000:984 LAph=0:hh=0:bb=0:hint=0:i:1121a `%20,1;"TRY AGAIN" a"cap=123658j\,8 b'0,0;"enter answer: ";h$ c<s$=h$:s$>g$Ʊs$>(32 -x)s$=s$(132 -x) d23658j\,0 ey20,1;" ";y,x;5;t$(18);1;7;y,x;s$:h$=g$h$=u$1138r fvval=01180 g&vct=0:h$=01180 h1l=1̱h$:h$(l)=46.vct=vct+1 i]h$(l)<480Ưh$(l)46.Ưh$(l)43+Ưh$(l)45-ůh$(l)>5791180 jl:vct>11180 kh$=g$Űh$=u$1138r m 1180 r20,1;2;6;1;1;"CORRECT";:" ":l=14:.1}L,34":.1}L,30:l:20:8990#:1150~ ~hh=0r=r+1  1195 :20,1;0;7;" NO ":.1}L,-5:2:.4L,-20:hint=hint+1:8990#:l=1nlsq:5;0;12 +l,0;d$(l):l Ds$>16-xl=1̱s$-16+x:y,l+15;" ":l 'l=07:y,x+l;"*";:l 4hint1hh=hh+1:hintgraph:1200  hint=0:hh8ph=0 il=120:.01z# =,35#:.01z# =,25:l:m=1j:k$(m):hh=im=jbb=1 &bb;12 +ph+m,16;k$(m):m  ph=ph+j *20,7;5;" ": 65001,22:65000:5,0;" In this module you got:- answers correct without a hint. ";10 ,0;" If you need more help, work through the relevant sections inthe PAN STUDY AID. " "a=0r=1:a=12 ҳ9 ;6,10 ;r;" out of ";a:r/a.8L3,11 ;"WELL DONE":j=15:.1}L,16:.1}L,24:.1}L,20:j 2000+10 *qu: 14,0;"Thoroughly revise p.22 and checkthat you know the formulae of common compounds of metals (Tables in chap 8), non-metals (eg.chap 10) and organic substances(chap 12).": 14,0;"See chap 8 and in particular note key points and formulae shown in tables.Other reactions of metals and their compounds are included in Modules 6,7,8, PERIODIC TABLE, 16 ACTIVITY SERIES and 17 REDOX REACTIONS.": 14,0;"See chap 8 and in particular note key points and formulae shown in tables.Other reactions of metals and their compounds are included in Modules 6,7,8, PERIODIC TABLE, 16 ACTIVITY SERIES and 17 REDOX REACTIONS.":  il=120:.01z# =,35#:.01z# =,25:l:13 ,16;"See p107. No";14,16;"reaction unless";15,16;"metal hydroxide";16,16;"insoluble.p117-8";17,16;"If EXCESS alkali";18,16;"used a second";19,16;"reaction MAY";20,16;"occur.":8990# z=211 :z,0;7;t$;t$:z:.1}L,35#:2,0;"eg X OH)ions in solution NO K )constantly colliding X is the metal." Ï8990#:8,0;"If X hydroxide insoluble,when Xand OH collide they'stick'and form precipitate(REACT).":80P zz=012 :.1}L,35#:6,z;" X";6,27-z;"OH ":z:.5,40( 8990#:6,0;" ";8,0;"If X hydroxide soluble,when X and OH collide they'rebound', No precipitate, No reaction. ":80P zz=012 :.1}L,35#:6,z;" X";6,27-z;"OH ":z:.5,40( ǁz=12 0-1:.1}L,35#:6,z;"X ";6,27-z;" OH":z:.5,40( 8990#:6,0;" As KNO is soluble, K and NOare always spectator ions;they 'rebound'when they collide; No precipitate, No reaction. ":80P yz=012 :.1}L,35#:6,z;" K";6,27-z;"NO ":z:.5,40( ʂz=12 0-1:.1}L,35#:6,z;"K ";6,27-z;" NO":z:.5,40( 0hintgraph=3000 :8592!:61931: z=211 :z,0;7;t$;t$:z:.1}L,35#:2,0;"eg X K )ions in solution SO NO)constantly colliding X is the metal." ͕8990#:8,0;"If X sulphate insoluble,when Xand SO collide they'stick' and form precipitate(REACT). ":80P ΅z=011 :.1}L,35#:6,z+1;" X";6,27-z;"SO ":z:.5,40( 8990#:6,0;" ";8,0;"If X sulphate soluble,when X and SO collide they'rebound', No precipitate, No reaction. ":80P }z=011 :.1}L,35#:6,z;" X";6,26-z;"SO ":z:.5,40( фz=11 0-1:.1}L,35#:6,z;"X ";6,26-z;" SO":z:.5,40( 8990#:6,0;" As KSO is soluble, K and SO are always spectator ions;they'rebound'when they collide; No precipitate, No reaction. ":80P zz=011 :.1}L,35#:6,z;" K";6,25-z;"SO ":z:.5,40( ԃz=11 0-1:.1}L,35#:6,z;"K ";6,25-z;" SO":z:.5,40( 0hintgraph=3000 :8592!:61953: l=120:.01z# =,35#:.01z# =,25:l:13 ,16;"See p107. No";14,16;"reaction unless";15,16;"sodium sulphate";16,16;"is soluble.";17,16;"pp121-2.":8990#:3020 I12 ,16;"HINT? PRESS Y/N ":""3060 j5:0:i$=:i$="N"i$="n"hintgraph=3000 :12 ,16;"HINTS ": i$"Y"i$"y"3060 &z=120:.01z# =,35#:.01z# =,25:z:12 ,16;"HINTS ";13 ,16;"Does compound";14,16;"exist? Some";15,16;"carbonates of";16,16;"metals do not.";17,16;"eg.see top p119.":8990# 13 ,16;"Are you sure you";14,16;"have used ";15,16;"correct symbols ";16,16;"and combining ";17,16;"powers? p22. ":8990#:hintgraph=3065 : I12 ,16;"HINT? PRESS Y/N ":""3065 j5:0:i$=:i$="N"i$="n"hintgraph=3000 :12 ,16;"HINTS ": i$"Y"i$"y"3065 uz=120:.01z# =,35#:.01z# =,25:z:12 ,16;"HINTS ";13 ,16;"Any brackets ";14,16;"needed? ";15,16;"eg. CaOH is ";16,16;"incorrect,but ";17,16;"Ca(OH) is ";18,16;"correct. ";19,16;" ":8990# I12 ,16;"HINT? PRESS Y/N ":""3075 j5:0:i$=:i$="N"i$="n"hintgraph=3000 :12 ,16;"HINTS ": i$"Y"i$"y"3075 tz=120:.01z# =,35#:.01z# =,25:z:12 ,16;"HINTS ";13 ,16;"Have you used ";14,16;"combining powers";15,16;"correctly? ";16,16;"eg.If X has comb";17,16;"power 2 and y ";18,16;"has comb.power 3";19,16;"then:-":8990# Qz=211 :z,0;"  ":z:.1}L,35#:4,27;"X Y":224,142:8,4:8,-4:224,138:8,-4:8,4:1:z=115:240,135:-7,-7:.2~L,35#:z:0 30:.1}L,35#:6,27;"X":-8,-4:1:z=115:224,122z:8,-4:.2~L,35#:z:0:8,-2:30:.1}L,35#:7,30;"Y" 1:z=115:239,114r:-8,-4:239,109m:-7,-7:.3,35#:z:0:30:.1}L,35#:8,27;"X":-6,3:231,111o:-6,-3 a30:.1}L,35#:10 ,27;"XY":502:.1}L,35# '2,0;" This method produces the"'"correct formula,even if"'"bonding is ionic,but"'"strictly,the'sticks'"'"between atoms suggest"'"covalent bonds.If X is a"'"metal(comb.power 2) and Y"'"a non-metal(comb.power 3)"'"they will bond ionically"'"and you may prefer:-":8990# z=211 :z,0;" ":z:.1}L,35#:4,3;"X Y":502:1,35#:6,0;"charges not balanced":8990# 4,3;"2X Y";6,0;" ":502:1,35#:;6,0;"charges not balanced":8990# 4,3;"2X 2Y";6,0;" ":502:1,35#:;6,0;"charges not balanced":8990# 4,3;"3X 2Y";6,0;" ":502:1,45-:;6,0;"charges now balanced"'"3x(2)=6; 2x(3)=6"'"Formula is therefore XY"'"(as obtained using'sticks'"'"PRESS Y/N to repeat" ""3094 35:0:i$=:i$="Y"i$="y"3090 i$"N"i$"n"3094 08531S!:8532T!:hintgraph=3000 : q18,4,7,10 ,13 ,16,.1}L,.1}L,.1}L,.2~L,.3,.4L,.5,.6,.8L,.9ffff,.1}L,.1}L,.1}L,.1}L,.1}L r15,3,5,6,8,10 ,11 ,13 ,15,.2~L,.3,.4L,.5,.6,.8L,.9ffff,.1}L,.1}L,.1}L,.1}L,.1}L s18,3,5,7,9 ,11 ,13 ,15,17,.2~L,.3,.4L,.5,.6,.8L,.9ffff,.1}L,.1}L,.1}L,.1}L,.1}L 0,8;".1";1,12 ;6;"FORMULAE":.5,40(:a$="SODIUM.":b$="a":c$="b":z$="c":e$="nitrate?":f$="sulphate?":o$="hydroxide?":8531S!:8532T!: b$="d":c$="e":z$="f":e$="oxide?":f$="chloride?":o$="carbonate?":8531S!:8532T!: 0,8;".2":1,40(:a$="IRON(III).":b$="a":c$="b":z$="c":e$="nitrate?":f$="sulphate?":o$="hydroxide?":8531S!:8532T!: b$="d":c$="e":z$="f":e$="oxide?":f$="chloride?":o$="carbonate?":8531S!:8532T!: 0,8;".3":1,40(:a$="COPPER(II).":b$="a":c$="b":z$="c":e$="nitrate?":f$="sulphate?":o$="hydroxide?":8531S!:8532T!: b$="d":c$="e":z$="f":e$="oxide?":f$="chloride?":o$="carbonate?":8531S!:8532T!: 0,9 ;".1";1,1;6;"METALS AND THEIR COMPOUNDS(1)":.5,40(:8561q!:7,22;"sodium.";11 ,0;"magnesium.": P8564t!:7,19;"sodium";9 ,19;"magnesium": R65001,22:65000:8566v!:7,0;"calcium": 0,9 ;".2":1,40(:65001,22:65000:8561q!:7,22;"zinc.";11 ,0;"zinc.": S8564t!:7,19;"aluminium";9 ,19;"aluminium": Q65001,22:65000:8566v!:7,0;"copper": 0,9 ;".3":1,40(:65001,22:65000:8561q!:7,22;"copper.";11 ,0;"aluminium.": K8564t!:7,19;"copper";9 ,19;"zinc": Q65001,22:65000:8566v!:7,0;"sodium": /0,9 ;".1";1,1;6;"METALS AND THEIR COMPOUNDS(2)":.5,40(:a$="sodium":8591!:2,24;a$:8592!:8593!:6,17;a$;10 ,14;a$: 1V8594!:5,17;a$;" oxide";10 ,13 ;a$;" nitrate": 3H8596!:8,25;a$;6,13 ;a$;" nitrate": 50,9 ;".2":1,40(:a$="calcium":8591!:2,24;a$:8592!:8593!:6,17;a$;10 ,14;a$: 761931: 961953: ;0,9 ;".3":1,40(:a$="copper":8591!:2,24;a$:8592!:8593!:6,17;a$;10 ,14;a$: =61931: ?61953: w3060 ,0,"NaNO","@#!",1,15,3,"a.The formula of","the nitrate is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" x3060 ,0,"NaSO","@#!",4,16,4,"b.The formula of","the sulphate","is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" y3060 ,0,"NaOH","@#!",4,16,4,"c.The formula of","the hydroxide","is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" z3060 ,0,"NaO","@#!",1,15,3,"d.The formula of","the oxide is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" {3060 ,0,"NaCl","@#!",4,16,4,"e.The formula of","the chloride","is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" |3060 ,0,"NaCO","@#!",4,16,4,"f.The formula of","the carbonate","is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" }3060 ,0,"Fe(NO)","@#!",1,15,3,"a.The formula of","the nitrate is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" ~3060 ,0,"Fe(SO)","@#!",4,16,4,"b.The formula of","the sulphate","is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" 3060 ,0,"Fe(OH)","@#!",4,16,4,"c.The formula of","the hydroxide","is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" 3060 ,0,"FeO","@#!",1,15,3,"d.The formula of","the oxide is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" 3060 ,0,"FeCl","@#!",4,16,4,"e.The formula of","the chloride","is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" 3060 ,0,"NO","@#!",4,16,4,"f.The formula of","the carbonate","is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" 3060 ,0,"Cu(NO)","@#!",1,15,3,"a.The formula of","the nitrate is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" 3060 ,0,"CuSO","@#!",4,16,4,"b.The formula of","the sulphate","is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" 3060 ,0,"Cu(OH)","@#!",4,16,4,"c.The formula of","the hydroxide","is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" 3060 ,0,"CuO","@#!",1,15,3,"d.The formula of","the oxide is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" 3060 ,0,"CuCl","@#!",4,16,4,"e.The formula of","the chloride","is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" 3060 ,0,"CuCO","@#!",4,16,4,"f.The formula of","the carbonate","is;","",3,0,0,8,"Correct answers","in various","Tables in chp.8.","Make sure you","understand any","mistakes!","","" 3000 ,0,"VIOLENT","violent",3,18,6,"a. The equation","for the reaction","between dilute","hydrochloric","acid and sodium;","",2,2,"See Table 3.5,","p61.",1,"VIOLENT" ~3000 ,0,"MgO+HSOMgSO+HO","MgO+HSOHO+MgSO",0,19,7,"b. The equation","for the reaction","between dilute","sulphuric acid","and the oxide of","magnesium is;","",2,7,"pp.115-116,p73.","Are the products","correct?","Are the formulae","correct?","Is the equation","balanced?",8,"","","","","","","MgO+HSO"," MgSO+HO" 3000 ,0,"NaCO+HSONaSO+HO+CO","NaCO+HSONaSO+CO+HO",0,19,7,"c. The equation","for the reaction","between dilute","sulphuric acid","and sodium","carbonate is;","",2,7,"See p119.","Does carbonate","exist?","Are the formulae","correct?","Is the equation","balanced?",8,"","","","","","","NaCO+HSO"," NaSO+HO+CO" 3000 ,1,"BASIC","basic",1,19,7,"d. The oxide of","magnesium is;"," BASIC"," NEUTRAL"," ACIDIC"," AMPHOTERIC","",2,2,"See point 1,","bottom of p115.",1,"Answer:- BASIC" 3000 ,0,"CaCOCaO+CO","CaCOCO+CaO",0,19,7,"e. The equation","for the action","of heat on","anhydrous","calcium","carbonate is;","",2,5,"See point 1,p119.","Are the formulae","correct?","Is the equation","balanced?",1,"CaCOCaO+CO" 3000 ,0,"Zn+2HClZnCl+H","Zn+2HClH+ZnCl",0,18,6,"a. The equation","for the reaction","between dilute","hydrochloric","acid and zinc;","",2,2,"See Table 3.5,","p61.",1,"Zn+2HClZnCl+H" |3000 ,0,"ZnO+HSOZnSO+HO","ZnO+HSOHO+ZnSO",0,19,7,"b. The equation","for the reaction","between dilute","sulphuric acid","and the oxide of","zinc is;","",2,7,"pp.115-116,p73.","Are the products","correct?","Are the formulae","correct?","Is the equation","balanced?",8,"","","","","","","ZnO+HSO "," ZnSO+HO" )3000 ,0,"NO","no",0,19,7,"c. The equation","for the reaction","between dilute","sulphuric acid","and aluminium","carbonate is;","",2,7,"See p119.","Does carbonate","exist?","Are the formulae","correct?","Is the equation","balanced?",1,"NO reaction" 3000 ,1,"AMPHOTERIC","amphoteric",1,19,7,"d. The oxide of","aluminium is;"," BASIC"," NEUTRAL"," ACIDIC"," AMPHOTERIC","",2,2,"See point 1,","bottom of p115.",1,"Ans:- AMPHOTERIC" 3000 ,0,"CuCOCuO+CO","CuCOCO+CuO",0,19,7,"e. The equation","for the action","of heat on","anhydrous","copper ","carbonate is;","",2,5,"See point 1,p119.","Are the formulae","correct?","Is the equation","balanced?",1,"CuCOCuO+CO" 3000 ,0,"NO","no",0,18,6,"a. The equation","for the reaction","between dilute","hydrochloric","acid and copper;","",2,2,"See Table 3.5,","p61.",1,"NO reaction." 3000 ,0,"AlO+3HSOAl(SO)+3HO","AlO+3HSO3HO+Al(SO)",0,19,7,"b. The equation","for the reaction","between dilute","sulphuric acid","and the oxide of","aluminium is;","",2,7,"pp.115-116,p73.","Are the products","correct?","Are the formulae","correct?","Is the equation","balanced?",8,"","","","","","","AlO+3HSO","Al(SO)+3HO" |3000 ,0,"CuCO+HSOCuSO+HO+CO","CuCO+HSOCuSO+CO+HO",0,19,7,"c. The equation","for the reaction","between dilute","sulphuric acid","and copper","carbonate is;","",2,7,"See p119.","Does carbonate","exist?","Are the formulae","correct?","Is the equation","balanced?",8,"","","","","","","CuCO+HSO"," CuSO+HO+CO" 3000 ,1,"AMPHOTERIC","amphoteric",1,19,7,"d. The oxide of","zinc is;"," BASIC"," NEUTRAL"," ACIDIC"," AMPHOTERIC","",2,2,"See point 1,","bottom of p115.",1,"Ans:- AMPHOTERIC" 3000 ,0,"NO","no",0,19,7,"e. The equation","for the action","of heat on","anhydrous","sodium","carbonate is;","",2,5,"See point 1,p119.","Are the formulae","correct?","Is the equation","balanced?",1,"NO reaction" n3000 ,0,"2Na+2HO2NaOH+H","2Na+2HOH+2NaOH",0,18,6,"a. The equation","for the reaction","between sodium","and cold water","or steam is;","",3,6,"Are the products","correct?","Are formulae","correct?","Is the equation","balanced?",1,"Table 3.3,p48.",8,"","","","","","","2Na+2HO "," 2NaOH+H" :3000 ,0,"4Na+O2NaO","O+4Na2NaO",0,18,6,"b. The equation","for the reaction","when sodium is","heated in air or","oxygen is;","",3,6,"Are the products","correct?","Are formulae","correct?","Is the equation","balanced?",1,"Table 3.4,p59.",1,"4Na+O2NaO" D3000 ,0,"NaO+HO2NaOH","HO+NaO2NaOH",0,18,6,"c. The equation","for the reaction","between the","oxide of sodium","and water is;","",2,7,"See p116. Only","oxides of","reactive metals","react with water","Product,formulae","correct?Equation","balanced?",1,"NaO+HO2NaOH" 3009 ,0,"NO","no",0,19,7,"d.Ionic equation","for reaction","between sodium","nitrate and pot-","assium hydroxide","solution is;","",3,8,"See p107. No","reaction unless","metal hydroxide","insoluble.p117-8","If EXCESS alkali","used a second","reaction MAY","occur.",8,"","","Are you sure","there is a","reaction?","Equation ionic?","Charges on ions","correct?",1,"NO reaction"  3035 ,0,"NO","no",0,19,7,"e.Ionic equation","for reaction","between sodium","nitrate and","potassium","sulphate solutns","",2,5,"See p107. No","reaction unless","sodium sulphate","is soluble.","Pp121-2.",1,"NO reaction" f3000 ,1,"YES","@#!",8,19,7,"f.The hydroxide","of sodium","dissolves in","excess of pot-","assium hydroxide","solution;","YES, NO",2,8,"Soluble hydrox-","ides dissolve","but not react.","Amphoteric hydr-","oxides react and","dissolve.pp117-8"," Other oxides","unaffected.",8,"","","","","","","","Answer:- YES" q3000 ,0,"Ca+2HOCa(OH)+H","Ca+2HOH+Ca(OH)",0,18,6,"a. The equation","for the reaction","between calcium","and cold water","or steam is;","",3,6,"Are the products","correct?","Are formulae","correct?","Is the equation","balanced?",1,"Table 3.3,p58.",8,"","","","","","","Ca+2HO "," Ca(OH)+H" 83000 ,0,"2Ca+O2CaO","O+2Ca2CaO",0,18,6,"b. The equation","for the reaction","when calcium is","heated in air or","oxygen is;","",3,4,"Are the products","correct?","Are formulae","correct?",3,"Is the equation","balanced?","Table 3.4,p59.",1,"2Ca+O2CaO" H3000 ,0,"CaO+HOCa(OH)","HO+CaOCa(OH)",0,18,6,"c. The equation","for the reaction","between the","oxide of calcium","and water is;","",2,7,"See p116. Only","oxides of","reactive metals","react with water","Product,formulae","correct?Equation","balanced?",1,"CaO+HOCa(OH)" 3009 ,0,"Ca+2OHCa(OH)","@#!",0,19,7,"d.Ionic equation","for reaction","between calcium","nitrate and pot-","assium hydroxide","solution is;","",3,8,"See p107. No","reaction unless","metal hydroxide","insoluble.p117-8","If EXCESS alkali","used a second","reaction MAY","occur.",8,"","","Are you sure","there is a","reaction?","Equation ionic?","Charges on ions","correct?",2,"Ca+2OH ","Ca(OH)" "3035 ,0,"Ca+SOCaSO","@#!",0,19,7,"e.Ionic equation","for reaction","between calcium","nitrate and","potassium","sulphate solutns","",2,5,"See p107. No","reaction unless","sodium sulphate","is soluble.","Pp121-2.",1,"Ca+SOCaSO" e3000 ,1,"NO","@#!",8,19,7,"f.The hydroxide","of calcium","dissolves in","excess of pot-","assium hydroxide","solution;","YES, NO",2,8,"Soluble hydrox-","ides dissolve","but not react.","Amphoteric hydr-","oxides react and","dissolve.pp117-8"," Other oxides","unaffected.",8,"","","","","","","","Answer:- NO" &3000 ,0,"NO","no",0,18,6,"a. The equation","for the reaction","between copper","and cold water","or steam is;","",3,6,"Are the products","correct?","Are formulae","correct?","Is the equation","balanced?",1,"Table 3.3,p58.",1,"NO reaction." 73000 ,0,"2Cu+O2CuO","O+2Cu2CuO",0,18,6,"b. The equation","for the reaction","when copper is","heated in air or","oxygen is;","",3,6,"Are the products","correct?","Are formulae","correct?","Is the equation","balanced?",1,"Table 3.4,p59.",1,"2Cu+O2CuO" *3000 ,0,"NO","no",0,18,6,"c. The equation","for the reaction","between the","oxide of copper","and water is;","",2,7,"See p116. Only","oxides of","reactive metals","react with water","Product,formulae","correct?Equation","balanced?",1,"NO reaction." 3009 ,0,"Cu+2OHCu(OH)","@#!",0,19,7,"d.Ionic equation","for reaction","between copper","nitrate and pot-","assium hydroxide","solutions is;","",3,8,"See p107. No","reaction unless","metal hydroxide","insoluble.p117-8","If EXCESS alkali","used a second","reaction MAY","occur.",8,"","","Are you sure","there is a","reaction?","Equation ionic?","Charges on ions","correct?",2,"Cu+2OH ","Cu(OH)"  3035 ,0,"NO","no",0,19,7,"e.Ionic equation","for reaction","between copper","nitrate and","potassium","sulphate solutns","",2,5,"See p107. No","reaction unless","sodium sulphate","is soluble.","Pp121-2.",1,"NO reaction" d3000 ,1,"NO","@#!",8,19,7,"f.The hydroxide","of copper","dissolves in","excess of pot-","assium hydroxide","solution;","YES, NO",2,8,"Soluble hydrox-","ides dissolve","but not react.","Amphoteric hydr-","oxides react and","dissolve.pp117-8"," Other oxides","unaffected.",8,"","","","","","","","Answer:- NO" !S2,0;" This question concerns the formulae of compounds of (Answer NO if the compound does not exist.) ";4,0;a$: !Tz=610 2:z,0;" . What is the formula of the ":z:6,0;b$'e$'c$'f$'z$'o$: !qr3,0;" The answer to each part will usually be a balanced equation (no state symbols). "'''" Otherwise answer NO,if no reaction would occur,or answer VIOLENT if the reaction would betoo violent. "'''" The equations must start with the metal or its compound. "'''" Use and no spaces. ":8990# !rh2,0;" ENTER the equation(metal or itscompound first),NO or VIOLENT. a. Construct an equation for thereaction between dilute hydrochloric acid and b. Construct an equation for thereaction between dilute sulphuric acid and the oxide of ": !te2,0;" ENTER the equation(metal or itscompound first),NO or VIOLENT. c. Construct an equation for thereaction between dilute sulphuric acid and carbonate. d. Is the oxide of BASIC,NEUTRAL,ACIDIC,AMPHOTERIC? ": !v2,0;" ENTER the equation(metal or itscompound first),NO or VIOLENT. e. Construct an equation for theaction of heat on anhydrous carbonate. ": !S65001,22:65000:2,0;" This question is about and its compounds. "''" Unless otherwise instructed, ENTER either an equation (No state symbols) or NO if there would be no reaction. "''" Each side of the equation should start with the metal or its compound.": !e8990#:2,0;"ENTER equation (metal/metal compound+......) or NO. ": !5,0;"a. Construct an equation for thereaction between and either cold water or steam. b. Construct an equation for thereaction when is heated in air or oxygen. ": !'4,0;"c. Construct an equation for thereaction between and either cold water or steam. d. Construct an ionic equation for the reaction between solutions of andpotassium hydroxide. ": !4,0;"e. Construct an ionic equation for the reaction between solutions of andpotassium sulphate. f.Would the hydroxide of dissolve in excess of potassium hydroxide solution? ": #""8990# #d30:21,0;"press key when ready":2:0:="@"900 # H.1}L,35#:9 ;21,0;" ": #':.1}L,35#:7,0;" To use Module again, press R Press S to STOP. ":9100# #("MODULESD"2 #)#"chemcode4"65000,600X # #""9100# #*5:0:="R"Ŧ="r"900 #"="S"Ŧ="s".5,20: # 9100# chemcode4 X|K@ZD!X6(#!Y6(#!Y6(#!Z6(#!Y60#!Y60#!Y60#!Y60#!Z60#!0Z60#!PZ60#!pZ60#!Z60#!Z60#!Z60#!Z60# P P P 88 MMbXaXL8Wq !v>(( P P000@@Px`@``>0@@@~~~~x (><*]\"_\C*]\~}t[3*a\Þ*x\#"x MODULESEz zy | v1:1::"":7:0:15,23;"J":1:1:20,31;:"MODULESE" E @" <Bf8B 8xB8x?B8 B<<8<<8D @14.1}L,-5:2:.4L,-20:984 P.1}L,35#:15,27;8;1;7;q$:986 Iq$<12 .1}L,-5:2:.4L,-20:984 qu=qu+1  r=0::.1}L,35#:6;0,12 ;"CHEMISTRY";2;7;0,0;"Module ";qu+11 :6000p+qu:a,qi1,qi2,qi3,qi4,qi5,qi6,qi7,qi8,qi9,qi10,qi11,qi12,qi13,qi14,qi15,qi16,qi17,qi18,qi19:6100+30*qu:20 E.1}L,35#:65001,11 :65000:65040 n=1a:n=qi1n=qi2n=qi3n=qi4n=qi5n=qi6n=qi7n=qi8n=qi9n=qi10n=qi11n=qi12n=qi13n=qi14n=qi15n=qi16n=qi17n=qi186100+n+30*qu }.1}L,35#:65001,12 :65000:65040:12 ,0;"ANSWERS";12 ,16;"HINTS" 7000X+30*qu+n:hintgraph,cap,g$,u$,x,y,nlsq:l=1nlsq:d$(l):12 +l,0;d$(l):l::l=07:y,x+l;"*";:l:1100L "n=qi196500d+n+30*qu Jn:2000:8990#:65001,22:65000:984 LAph=0:hh=0:bb=0:hint=0:i:1121a `%20,1;"TRY AGAIN" a"cap=123658j\,8 b'0,0;"enter answer: ";h$ c<s$=h$:s$>g$Ʊs$>(32 -x)s$=s$(132 -x) d23658j\,0 ey20,1;" ";y,x;5;t$(18);1;7;y,x;s$:h$=g$h$=u$1138r fvval=01180 g&vct=0:h$=01180 h1l=1̱h$:h$(l)=46.vct=vct+1 i]h$(l)<480Ưh$(l)46.Ưh$(l)43+Ưh$(l)45-ůh$(l)>5791180 jl:vct>11180 kh$=g$Űh$=u$1138r m 1180 r20,1;2;6;1;1;"CORRECT";:" ":l=14:.1}L,34":.1}L,30:l:20:8990#:1150~ ~hh=0r=r+1  1195 :20,1;0;7;" NO ":.1}L,-5:2:.4L,-20:hint=hint+1:8990#:l=1nlsq:5;0;12 +l,0;d$(l):l Ds$>16-xl=1̱s$-16+x:y,l+15;" ":l &l=07:y,x+l;"*":l 4hint1hh=hh+1:hintgraph:1200  hint=0:hh8ph=0 il=120:.01z# =,35#:.01z# =,25:l:m=1j:k$(m):hh=im=jbb=1 &bb;12 +ph+m,16;k$(m):m  ph=ph+j *20,7;5;" ": 65001,22:65000:5,0;" In this module you got:- answers correct without a hint. ";10 ,0;" If you need more help, work through the relevant sections inthe PAN STUDY AID. " "a=0r=1:a=12 ҳ9 ;6,10 ;r;" out of ";a:r/a.8L3,11 ;"WELL DONE":j=15:.1}L,16:.1}L,24:.1}L,20:j 2000+10 *qu: ڂ14,0;" See chapter 4,p67. Aspects of this work appear in parts of Modules 10,11,METALS AND THEIR COMPOUNDS.": x14,0;" See pp.72-77. Some parts of Modules 10,11, METALS AND THEIR COMPOUNDS,contain related ideas.": 14,0;" See pp.49-56,(Electrolysis), pp.212-4,(Faraday's Laws) and questions 1-3,p230. Also, Module 15, ELECTROLYSIS.":  al=120:.01z# =,35#:.01z# =,25:l:7,16;"HINTS ";8,16;"How many ";9 ,16;"Faradays needed ";10 ,16;"to discharge ";11 ,16;"1 mole? Pp213-4 ";12 ,16;"Eg. If X, need ";13 ,16;"1 FaradayX. ";14,16;" If X,need 2 ";15,16;"FaradaysX. ";16,16;" How many moles ";17,16;"are discharged ";18,16;"in the question?";19,16;"Eg. 2.7g Al=0.1 ";20,16;" moles.":8990# |z=711 :z,16;" ":z:12 ,16;"HINTS ":hintgraph=3000 : l=120:.01z# =,35#:.01z# =,25:l:10 ,16;"HINTS ";11 ,16;" How many ";12 ,16;"Faradays used in";13 ,16;"experiment?";14,16;"Pp213-4.";15,16;"Faradays=";16,16;"no.coulomb/96500";17,16;" How many moles";18,16;"did this number";19,16;"of Faradays";20,16;"produce?":8990# }z=10 11 :z,16;" ":z:12 ,16;"HINTS ":hintgraph=3000 : ֢13 ,16;" This is a ";14,16;"variation of";15,16;"example 1,p213.";16,16;"More help? Y/N " ""3031 T5:0:z$=:z$="N"z$="n"16,16;" ": z$"Y"z$"y"3031 ;16,16;" ":z=211 :z,0;" ":z:.1}L,35#:3,0;"i. Calculate the number of molesproduced in cell 1.":8990#:6,0;"ii. Calculate the number of Faradays used. ":8990# c9 ,0;"iii. Calculate the number of moles produced in cell 2. ":8990# /3,0;"iv. Compare the number of Faradays used with the number ofmoles produced in cell 2. If ratio is 1:1, charge on ion is X. If ratio is 2:1, charge on ion is X, etc " _80P:.1}L,35#:11 ,0;" Repeat the hint? Y/N " ""3040 g5:0:z$=:z$="N"z$="n"8591!:" ":8596!: z$"Y"z$"y"3040 3035 : q18,3,5,7,9 ,11 ,13 ,15,17,.2~L,.3,.4L,.5,.6,.8L,.9ffff,.1}L,.1}L,.1}L,.1}L,.1}L r18,3,5,7,9 ,11 ,13 ,15,17,.2~L,.3,.4L,.5,.6,.8L,.9ffff,.1}L,.1}L,.1}L,.1}L,.1}L s15,2,3,4,5,6,7,8,9 ,10 ,11 ,12 ,13 ,14,15,.9ffff,.1}L,.1}L,.1}L,.1}L,.1}L 0,9 ;".1";1,9 ;6;"ACIDS AND BASES":.5,40(:a$="sodium hydroxide solution":8531S!:8532T!:8533U!: 8534V!: 8535W!: s0,9 ;".2":1,40(:a$="hydrochloric acid":8531S!:8532T!:8533U!: 6133: 6135: p0,9 ;".3":1,40(:a$="sulphuric acid":8531S!:8532T!:8533U!: 6133: 6135: 0,9 ;".1";1,14;6;"SALTS":.5,40(:a$="sodium sulphate":8561q!:8990#:8562r!: 8563s!: 8565u!: t0,9 ;".2":1,40(:a$="magnesium chloride":8561q!:8990#:8562r!: 8563s!: 8565u!: t0,9 ;".3":1,40(:a$="copper(II) nitrate":8561q!:8990#:8562r!: \8563s!:10 ,0;"(Give no equation with nitric acid. Enter YES or NO)": !8565u!: /0,9 ;".1";1,4;6;"ELECTROLYSIS CALCULATIONS":.5,40(:a$="0.1A,":b$="1.25hrs":8591!:8592!:8,0;a$;9 ,16;b$: 078593!:11 ,0;"2.7g aluminium?": 1S8594!:7,16;"0.36A";8,0;"0.230g of Pb": 2.8595!:8,23;"30000A": 3Xa$="0.081g Cu discharged from Cu,":b$="0.162g Cu formed.":8596!: 465001,17:65000:0,9 ;".2":1,40(:a$="0.15A,":b$="55mins":8591!:8592!:8,0;a$;9 ,16;b$: 578593!:11 ,0;"6.0g magnesium?": 6S8594!:7,16;"0.20A";8,0;"0.080g of Cu": 7.8595!:8,23;"20000A": 8Xa$="0.28g Fe discharged from Fe,":b$="0.186g Fe formed.":8596!: 965001,17:65000:0,9 ;".3":1,40(:a$="0.2A,":b$="23.5hrs":8591!:8592!:8,0;a$;9 ,16;b$: :58593!:11 ,0;"10g hydrogen?": ;S8594!:7,16;"0.28A";8,0;"0.032g of Fe": <.8595!:8,23;"22000A": =Xa$="0.12g Mg discharged from Mg,":b$="0.64g Cu formed. ":8596!: w3000 ,0,"NO","no",0,19,7,"a. The equation","showing reaction","between sodium","hydroxide soln.","and copper(II)","oxide is;","",3,7," CuO (a metal","oxide)is a base,","p69.Bases do not","react with other","bases,but they","do react with","acids,pp.71-3.",7,"Acid+base"," a salt+water","Are the formulae","correct?Equation","balanced?","","",1,"NO reaction" xQ3000 ,0,"NO","no",0,19,7,"b. The equation","showing reaction","between sodium","hydroxide soln.","and copper metal","is;","",2,8," Few alkalis","react with","metals,p70.","Acids react with","metals according","to activity of","metal,","pp.69,60-1,75.",8,"","","","","","","","NO reaction" yT3000 ,0,"NO","no",0,19,7,"c. The equation","showing reaction","between sodium","hydroxide soln.","and magnesium","metal is;","",2,8," Few alkalis","react with","metals,p70.","Acids react with","metals according","to activity of","metal,","pp.69,60-1,75.",8,"","","","","","","","NO reaction" z+3000 ,0,"Cu+2OHCu(OH)","2OH+CuCu(OH)",0,19,7,"d.Ionic equation","showing reaction","between sodium","hydroxide soln.","and copper(II)","sulphate soln;","",3,8,"Alkalis react","with some metal","compounds to","precipitate","metal hydroxides","pp70,117-8.Acids","do not usually","react with salts",8,"Is your equation","ionic? p107.Only","the metal hydrox","ide is formed","when there is a","reaction, other","ions are","spectators.",8,"","","","","","","Cu+2OH "," Cu(OH)" {3000 ,0,"NaOH+NHClNaCl+HO+NH","NaOH+NHClNaCl+NH+HO",0,19,7,"e. The equation","showing how","sodium hydroxide","solution reacts","with ammonium","chloride soln is","",2,8," Bases, but not","acids, react with","ammonium comp-","ounds,p70. If a","reaction,","are formulae","correct?","Balanced?",8,"","","","","","","NaOH+NHCl "," NaCl+HO+NH" |3000 ,0,"OH+HHO","H+OHHO",0,19,7,"f.Ionic equation","for reaction","between sodium","hydroxide soln.","and dilute","nitric acid is;","",3,6,"Dilute acids do","not normally","react together.","Alkalis neutral-","ise acids.pp71-3","Equation ionic?",8,"P107: Only water","formed during","neutralisations;","other ions","spectators.","NB. Use H for","simplicity,not","HO.",8,"","","","","","","","OH+HHO" }3000 ,0,"CuO+2HClCuCl+HO","CuO+HClHO+CuCl",0,19,7,"a. The equation","showing reaction","between dilute","hydrochloric","acid and","copper(II) oxide","",3,7," CuO (a metal","oxide)is a base,","p69.Bases do not","react with other","bases,but they","do react with","acids,pp.71-3.",7,"Acid+base"," a salt+water","Are the formulae","correct?Equation","balanced?","","",7,"","","","","","CuO+2HCl "," CuCl+HO" ~S3000 ,0,"NO","no",0,19,7,"b. The equation","showing reaction","between dilute","hydrochloric","acid and copper","metal is;","",2,8," Few alkalis","react with","metals,p70.","Acids react with","metals according","to activity of","metal,","pp.69,60-1,75.",8,"","","","","","","","NO reaction" y3000 ,0,"Mg+2HClMgCl+H","Mg+2HClH+MgCl",0,19,7,"c. The equation","showing reaction","between dilute","hydrochloric","acid and magnes-","ium metal is;","",2,8," Few alkalis","react with","metals,p70.","Acids react with","metals according","to activity of","metal,","pp.69,60-1,75.",8,"","","","","","","","Mg+2HClMgCl+H" 3000 ,0,"NO","no",0,19,7,"d.Ionic equation","showing reaction","between hydro-","chloric acid","and copper(II)","sulphate soln;","",3,8,"Alkalis react","with some metal","compounds to","precipitate","metal hydroxides","pp70,117-8.Acids","do not usually","react with salts",8,"Is your equation","ionic? p107.Only","the metal hydrox","ide is formed","when there is a","reaction, other","ions are","spectators.",8,"","","","","","","","NO reaction" P3000 ,0,"NO","no",0,19,7,"e. The equation","showing how","hydrochloric","acid reacts","with ammonium","chloride soln is","",2,8," Bases, but not","acids, react with","ammonium comp-","ounds,p70. If a","reaction,","are formulae","correct?","Balanced?",8,"","","","","","","","NO reaction" 3000 ,0,"NO","no",0,19,7,"f.Ionic equation","for reaction","between dilute","hydrochloric","acid and dilute","nitric acid is;","",3,6,"Dilute acids do","not normally","react together.","Alkalis neutral-","ise acids.pp71-3","Equation ionic?",8,"P107: Only water","formed during","neutralisations;","other ions","spectators.","NB. Use H for","simplicity,not","HO.",8,"","","","","","","","NO reaction." 3000 ,0,"CuO+HSOCuSO+HO","CuO+HSOHO+CuSO",0,19,7,"a. The equation","showing reaction","between dilute","sulphuric acid","and copper(II)","oxide is;","",3,7," CuO (a metal","oxide)is a base,","p69.Bases do not","react with other","bases,but they","do react with","acids,pp.71-3.",7,"Acid+base"," a salt+water","Are the formulae","correct?Equation","balanced?","","",7,"","","","","","CuO+HSO "," CuSO+HO" P3000 ,0,"NO","no",0,19,7,"b. The equation","showing reaction","between dilute","sulphuric acid","and copper metal","is;","",2,8," Few alkalis","react with","metals,p70.","Acids react with","metals according","to activity of","metal,","pp.69,60-1,75.",8,"","","","","","","","NO reaction" 3000 ,0,"Mg+HSOMgSO+H","Mg+HSOH+MgSO",0,19,7,"c. The equation","showing reaction","between dilute","sulphuric acid","and magnesium","metal is;","",2,8," Few alkalis","react with","metals,p70.","Acids react with","metals according","to activity of","metal,","pp.69,60-1,75.",8,"","","","","","","Mg+HSO "," MgSO+H" 3000 ,0,"NO","no",0,19,7,"d.Ionic equation","showing reaction","between dilute","sulphuric acid","and copper(II)","sulphate soln;","",3,8,"Alkalis react","with some metal","compounds to","precipitate","metal hydroxides","pp70,117-8.Acids","do not usually","react with salts",8,"Is your equation","ionic? p107.Only","the metal hydrox","ide is formed","when there is a","reaction, other","ions are","spectators.",8,"","","","","","","","NO reaction" T3000 ,0,"NO","no",0,19,7,"e. The equation","showing how","dilute sulphuric","acid reacts","with ammonium","chloride soln is","",2,8," Bases, but not","acids, react with","ammonium comp-","ounds,p70. If a","reaction,","are formulae","correct?","Balanced?",8,"","","","","","","","NO reaction" 3000 ,0,"NO","no",0,19,7,"f.Ionic equation","for reaction","between dilute","sulphuric","acid and dilute","nitric acid is;","",3,6,"Dilute acids do","not normally","react together.","Alkalis neutral-","ise acids.pp71-3","Equation ionic?",8,"P107: Only water","formed during","neutralisations;","other ions","spectators.","NB. Use H for","simplicity,not","HO.",8,"","","","","","","","NO reaction." M3000 ,0,"NO","DANGEROUS",0,19,7,"a. Equation for","preparation by","reaction between","an acid and an","insoluble base;","or NO/DANGEROUS","",2,7,"Does metal form","an insoluble","base? p73,69","Are formulae","correct?Equation","balanced? p.73,","Tables in chap.8",1,"NO or DANGEROUS" d3000 ,0,"2NaOH+HSONaSO+2HO","2NaOH+HSO2HO+NaSO",0,19,7,"b. Equation for","preparation by","reaction between","an acid and a","soluble base;","or NO/DANGEROUS","",2,6,"Does metal form","a soluble base?","p73-74","Are formulae","correct?Equation","balanced?",2,"2NaOH+HSO "," NaSO+2HO" v3000 ,0,"NaCO+HSONaSO+CO+HO","NaCO+HSONaSO+HO+CO",0,19,7,"c. Equation for","preparation by","reaction between","an acid and a","carbonate;","or NO/DANGEROUS","",2,6,"The answer is","YES,pp74-75,so","check your","formulae,p22 and","Tables in chap8,","Check balancing.",2,"NaCO+HSO"," NaSO+HO+CO" 3000 ,0,"NO","DANGEROUS",0,19,7,"d. Equation for","preparation by","reaction between","an acid and a","metal is;","or NO/DANGEROUS","",2,1,"See pp60,61,75.",1,"NO/DANGEROUS" $3000 ,0,"NO","no",0,17,5,"e. Equation for","preparation by","direct synthesis","or NO/DANGEROUS","",2,7,"Synthesis=direct","combination,p76.","Does required","compound contain","more than 2","elements? If not","check formulae.",1,"Answer:- NO" 3000 ,0,"NO","no",0,17,5,"f. Equation for","preparation by","precipitation is;","or NO/DANGEROUS","",2,5,"Is the compound","insoluble? p75.","If YES,check","formulae and","balancing.",1,"Answer:- NO" 3000 ,0,"MgO+2HClMgCl+HO","MgO+2HClHO+MgCl",0,19,7,"a. Equation for","preparation by","reaction between","an acid and an","insoluble base;","or NO/DANGEROUS","",2,7,"Does metal form","an insoluble","base? p73,69","Are formulae","correct?Equation","balanced? p.73,","Tables in chap.8",7,"","","","","","MgO+2HCl "," MgCl+HO" .3000 ,0,"NO","DANGEROUS",0,19,7,"b. Equation for","preparation by","reaction between","an acid and a","soluble base;","or NO/DANGEROUS","",2,6,"Does metal form","a soluble base?","p73-74","Are formulae","correct?Equation","balanced?",1,"NO or DANGEROUS" o3000 ,0,"MgCO+2HClMgCl+CO+HO","MgCO+2HClMgCl+HO+CO",0,19,7,"c. Equation for","preparation by","reaction between","an acid and a","carbonate;","or NO/DANGEROUS","",2,6,"The answer is","YES,pp74-75,so","check your","formulae,p22 and","Tables in chp.8,","Check balancing.",2,"MgCO+2HCl "," MgCl+HO+CO" 3000 ,0,"Mg+2HClMgCl+H","Mg+2HClH+MgCl",0,19,7,"d. Equation for","preparation by","reaction between","an acid and a","metal is;","or NO/DANGEROUS","",2,1,"See pp60,61,75.",1,"Mg+2HClMgCl+H" 03000 ,0,"Mg+ClMgCl","@#!",0,17,5,"e. Equation for","preparation by","direct synthesis","or NO/DANGEROUS","",2,7,"Synthesis=direct","combination,p76.","Does required","compound contain","more than 2","elements? If not","check formulae.",1,"Mg+CLMgCl" 3000 ,0,"NO","no",0,17,5,"f. Equation for","preparation by","precipitation is;","or NO/DANGEROUS","",2,5,"Is the compound","insoluble? p75.","If YES,check","formulae and","balancing.",1,"Answer:- NO" 3000 ,0,"CuO+2HNOCu(NO)+HO","CuO+2HNOHO+Cu(NO)",0,19,7,"a. Equation for","preparation by","reaction between","an acid and an","insoluble base;","or NO/DANGEROUS","",2,7,"Does metal form","an insoluble","base? p73,69","Are formulae","correct?Equation","balanced? p.73,","Tables in chap.8",7,"","","","","","CuO+2HNO "," Cu(NO)+HO" .3000 ,0,"NO","DANGEROUS",0,19,7,"b. Equation for","preparation by","reaction between","an acid and a","soluble base;","or NO/DANGEROUS","",2,6,"Does metal form","a soluble base?","p73-74","Are formulae","correct?Equation","balanced?",1,"NO or DANGEROUS" x3000 ,0,"CuCO+2HNOCu(NO)+CO+HO","CuCO+2HNOCu(NO)+HO+CO",0,19,7,"c. Equation for","preparation by","reaction between","an acid and a","carbonate;","or NO/DANGEROUS","",2,6,"The answer is","YES,pp74-75,so","check your","formulae,p22 and","Tables in chp.8,","Check balancing.",2,"CuCO+2HNO","Cu(NO)+HO+CO" 3000 ,0,"YES","yes",0,19,7,"d.Could a sample","be prepared by","reaction between","an acid and a","metal?"," YES or NO","",2,3,"See pp60,61,75.","No equation with","nitric acid.",1,"Answer:- YES" $3000 ,0,"NO","no",0,17,5,"e. Equation for","preparation by","direct synthesis","or NO/DANGEROUS","",2,7,"Synthesis=direct","combination,p76.","Does required","compound contain","more than 2","elements? If not","check formulae.",1,"Answer:- NO" 3000 ,0,"NO","no",0,17,5,"f. Equation for","preparation by","precipitation is;","or NO/DANGEROUS","",2,5,"Is the compound","insoluble? p75.","If YES,check","formulae and","balancing.",1,"Answer:- NO" 3000 ,0,"450C","450 C",3,15,3,"a. The amount of","electricity used","is ",2,4,"Included units?","Remember, p.212","Coulombs="," ampsXseconds",1,"Answer:- 450C" (3010 ,0,"0.3",".3",1,15,3,"b. The number of","Faradays needed","=",2,8," So how many","Faradays are","needed for this","no. of moles?","Eg.If 2 Faradays","needed for 1mole","then 0.5Faradays","for 0.25 moles.",8,"","","","","","","","0.3 Faradays" -3020 ,0,"2","2.0",1,17,7,"c. The number of","Faradays needed","to produce 1","mole of atoms","=","(to nearest"," whole number)",2,8,"",""," So how many","Faradays needed","for 1 mole?","eg.2 Faradays","needed for 1 mole","X etc.",1,"Ans: 2 Faradays"  3000 ,0,"241.74kg","241.74 kg",2,16,5,"d. The mass of","aluminium","produced=","","(to 5 sig. figs)",2,6,"Included units?"," Follow steps","used for Mg,","bottom p213","but remember","Mg and Al",1,"Ans:- 241.74kg" 3030 ,0,"Cu","@#!",1,17,5,"e. The symbol","for the ion","discharged in","2nd cell is;","",3,0,0,4,"","","","Answer:- Cu" 3000 ,0,"495C","495 C",3,15,3,"a. The amount of","electricity used","is",2,4,"Included units?","Remember, p.212","Coulombs="," ampsXseconds",1,"Answer:- 495C" (3010 ,0,"0.5",".5",1,15,3,"b. The number of","Faradays needed","=",2,8," So how many","Faradays are","needed for this","no. of moles?","Eg.If 2 Faradays","needed for 1mole","then 0.5Faradays","for 0.25 moles.",8,"","","","","","","","0.5 Faradays" ,3020 ,0,"1","1.0",1,17,7,"c. The number of","Faradays needed","to produce 1","mole of atoms","=","(to nearest"," whole number)",2,8,"",""," So how many","Faradays needed","for 1 mole?","eg.2 Faradays","needed for 1 mole","X etc.",1,"Ans: 1 Faraday"  3000 ,0,"161.16kg","161.16 kg",2,16,5,"d. The mass of","aluminium","produced=","","(to 5 sig. figs)",2,6,"Included units?"," Follow steps","used for Mg,","bottom p213","but remember","Mg and Al",1,"Ans:- 161.16kg" 3030 ,0,"Fe","@#!",1,17,5,"e. The symbol","for the ion","discharged in","2nd cell is;","",3,0,0,4,"","","","Answer:- Fe" 3000 ,0,"16920C","16920 C",3,15,3,"a. The amount of","electricity used","is",2,4,"Included units?","Remember, p.212","Coulombs="," ampsXseconds",1,"Answer:- 16920C" (3010 ,0,"10","10.0",1,15,3,"b. The number of","Faradays needed","=",2,8," So how many","Faradays are","needed for this","no. of moles?","Eg.If 2 Faradays","needed for 1mole","then 0.5Faradays","for 0.25 moles.",8,"","","","","","","","10 Faradays" -3020 ,0,"3","3.0",1,17,7,"c. The number of","Faradays needed","to produce 1","mole of atoms","=","(to nearest"," whole number)",2,8,"",""," So how many","Faradays needed","for 1 mole?","eg.2 Faradays","needed for 1 mole","X etc.",1,"Ans: 3 Faradays"  3000 ,0,"177.28kg","177.28 kg",2,16,5,"d. The mass of","aluminium","produced=","","(to 5 sig. figs)",2,6,"Included units?"," Follow steps","used for Mg,","bottom p213","but remember","Mg and Al",1,"Ans:- 177.28kg" 3030 ,0,"Cu","@#!",1,17,5,"e. The symbol","for the ion","discharged in","2nd cell is;","",3,0,0,4,"","","","Answer:- Cu" !S65001,22:65000:2,0;" This question is about";'a$;"."''" Input either an equation (no state symbols) or NO if there would be no reaction. Start each equation with the metal compound.": !T8990#:65001,22:65000:2,0;" ENTER equation; (metal compound+ .....)or NO.": !U 65001,20:65000:4,0;"a. Construct an equation to showthe reaction between dilute ";a$;'"and copper(II) oxide."'"b. Construct an equation to showthe reaction of dilute ";a$;'"and copper metal.": !V-65001,20:65000:4,0;"c. Construct an equation to showthe reaction between dilute ";a$;'"and magnesium metal."'"d. Construct an IONIC equation to show the reaction between dilute ";a$;'"and copper(II) sulphate solutn.": !W65001,20:65000:4,0;"e. Construct an equation to showhow dilute"'a$;" reacts"'"with ammonium chloride solution."'"f. Construct an IONIC equation for the reaction between dilute"'a$;" and"'"dilute nitric acid.": !qA65001,22:65000:2,0;" This question is about ways of preparing ";a$;"."''" For each part,if the answer is YES,enter a full equation.(no state symbols)"'" Enter NO if no reaction or DANGEROUS if reaction too dangerous. As usual,put metal orits compound first in equation. ": !r'4,0;"a. Could a sample be prepared byreaction between an acid and an insoluble base? (Assume base is oxide,not hydroxide.) b. Could sample be prepared by reaction between an acid and a soluble base? ": !s+65001,20:65000:4,0;"c. Could a sample be prepared byreaction between an acid and an carbonate? d. Could sample be prepared by reaction between an acid and a metal? ": !u65001,20:65000:5,0;"e. Could a sample be prepared bydirect synthesis? f. Could sample be prepared by precipitation? ": !2,0;"ATOMIC MASSES A(Al)=27; A(Fe)=56; A(H)=1 A(Pb)=207;A(Mg)=24; A(Cu)=641 Faraday=96500C, (1 mole of electrons)": !7,0;"a. If an electric current of is passed through an electrolyte for ,how muchelectricity (in coulombs) is used? ": !r65001,17:65000:7,0;"b.How many"'"Faradays are"'"needed to"'"produce": !65001,17:65000:7,0;"c. A current of produces in 10 minutes. How many Faradays are needed to produce 1 mole"'"of atoms?": !65001,17:65000:7,0;"d. In the manufacture of aluminium,a current of was passed for 24hrs. What mass of aluminium was produced? (Answer in kg to 5 sig figs.) ": !z=711 :z,0;7;t$;t$:z:7,0;"e.The same current is passed forthe same time through 2 cells inseries.Results:1st cell, 2nd cell, ":9 ,25;a$;11 ,10 ;b$: #""8990# #d30:21,0;"press key when ready":2:0:="@"900 # H.1}L,35#:9 ;21,0;" ": #':.1}L,35#:7,0;" To use Module again, press R. Press S to STOP. ":9100# #("MODULESE"2 #)#"chemcode5"65000,600X # #""9100# #*5:0:="R"Ŧ="r"900 #"="S"Ŧ="s".5,20: # 9100# chemcode5 XwcBZ D!X6(#!Y6(#!Y6(#!Z6(#!Y60#!Y60#!Y60#!Y60#!Z60#!0Z60#!PZ60#!pZ60#!Z60#!Z60#!Z60#!Z60# P P P 88 MMbXaXL8Wq !v>(( P P000@@Px`@``>0@@@~~~~x (><*]\"_\C*]\~}t[3*a\Þ*x\#"x MODULESF z zd | v1:1::"":7:0:15,23;"J":1:1:20,31;:"MODULESF" F @M <Bf8B 8xB8x?B8 B<<8<<8D @18.1}L,-5:2:.4L,-20:984 P.1}L,35#:15,27;8;1;7;q$:986 Iq$<15.1}L,-5:2:.4L,-20:984 qu=qu+1  r=0::.1}L,35#:6;0,12 ;"CHEMISTRY";2;7;0,0;"Module ";qu+14:6000p+qu:a,qi1,qi2,qi3,qi4,qi5,qi6,qi7,qi8,qi9,qi10,qi11,qi12,qi13,qi14,qi15,qi16,qi17,qi18,qi19:6100+30*qu:20 E.1}L,35#:65001,11 :65000:65040 n=1a:n=qi1n=qi2n=qi3n=qi4n=qi5n=qi6n=qi7n=qi8n=qi9n=qi10n=qi11n=qi12n=qi13n=qi14n=qi15n=qi16n=qi17n=qi186100+n+30*qu }.1}L,35#:65001,12 :65000:65040:12 ,0;"ANSWERS";12 ,16;"HINTS" 7000X+30*qu+n:hintgraph,cap,g$,u$,x,y,nlsq:l=1nlsq:d$(l):12 +l,0;d$(l):l::l=07:y,x+l;"*";:l:1100L "n=qi196500d+n+30*qu Jn:2000:8990#:65001,22:65000:984 LAph=0:hh=0:bb=0:hint=0:i:1121a `%20,1;"TRY AGAIN" a"cap=123658j\,8 b'0,0;"enter answer: ";h$ c<s$=h$:s$>g$Ʊs$>(32 -x)s$=s$(132 -x) d23658j\,0 ey20,1;" ";y,x;5;t$(18);1;7;y,x;s$:h$=g$h$=u$1138r fvval=01180 g&vct=0:h$=01180 h1l=1̱h$:h$(l)=46.vct=vct+1 i]h$(l)<480Ưh$(l)46.Ưh$(l)43+Ưh$(l)45-ůh$(l)>5791180 jl:vct>11180 kh$=g$Űh$=u$1138r m 1180 r20,1;2;6;1;1;"CORRECT";:" ":l=14:.1}L,34":.1}L,30:l:20:8990#:1150~ ~hh=0r=r+1  1195 :20,1;0;7;" NO ":.1}L,-5:2:.4L,-20:hint=hint+1:8990#:l=1nlsq:5;0;12 +l,0;d$(l):l Ds$>16-xl=1̱s$-16+x:y,l+15;" ":l &l=07:y,x+l;"*":l 4hint1hh=hh+1:hintgraph:1200  hint=0:hh8ph=0 il=120:.01z# =,35#:.01z# =,25:l:m=1j:k$(m):hh=im=jbb=1 &bb;12 +ph+m,16;k$(m):m  ph=ph+j *20,7;5;" ": 65001,22:65000:5,0;" In this module you got:- answers correct without a hint. ";10 ,0;" If you need more help, work through the relevant sections inthe PAN STUDY AID. " "a=0r=1:a=12 ҳ9 ;6,10 ;r;" out of ";a:r/a.8L3,11 ;"WELL DONE":j=15:.1}L,16:.1}L,24:.1}L,20:j 2000+10 *qu: ?14,0;"See pp49-56 and questions on pp65-6.": 14,0;" See pp.56-60. Various reactionsinvolving reactivity of metals also in Periodic Table,pp.89-94,and Modules 6,7,8, chapter 8, p.113 and Modules 10,11.": I14,0;" See pp.60-65 and the question analysed on p222.": =14,0;" See pp.195-9 and question 4, p203.":  Y13 ,16;"General Hint? ";14,16;" Press Y/N. " 5:0:z$=:z$"Y"z$"y"13 ,16;" ";14,16;" ":hintgraph=3000 : z=211 :;7;z,0;t$;t$:z:.1}L,35#:13 ,16;" ";14,16;" ";2,0;"TYPICAL CASE dc WITH SOLUTION supply Only one kind of ion can be   -- discharged at each   OH X-- electrode. Decide   -- which one,(p.52-56) Y H";11 ,17;"ANODE CATHODE" 160,136:16,16,-/2:240,136:-16,16,/2:239,147:0,-4:-4,0 L160,146:4,0:0,-4:221,106j:7,7:-3,0:3,0:0,-3:175,108l:-6,6:3,0:-3,0:0,-3:175,124|:-6,0:3,3:-3,-3:3,-3 8990#:4,0;"Eg.At the cathode;"'" H+eH "'" 2HH "'" H gas formed. "'" ";t$'" ";t$:z=130:7,29;"-":.05|L,35#:7,29;"-":.05|L,35#:z 8990#:4,0;"At the anode, the "'"ion to be "'"discharged loses "'"one or more "'"electrons."'"eg. CleCl"'"then, 2ClCl" 8990#:z=410 :z,0;" ";t$:z:5,0;"Overall effect is;";10 ,12 ;"ELECTRONS ELECTRONS";11 ,10 ;"FROM ANIONS TO CATIONS":t=120:w=89 :w,29;"--";17-w,19;"--":.05|L,35#:6:w,29;" ";17-w,19;" ":w:7,19;"--":.05|L,35#:6:7,19;" ":20:t a80P:.1}L,35#:8,0;"Repeat the hint?"'" Press Y/N. " ""3068 5:0:z$=:z$"Y"z$"y"8620!:z=611 :z,0;7;t$;t$:z:(8620!+n-5*((n/5-.1}L))):hintgraph=3000 : 3055 (z=47:z,0;7;t$;t$:z:4,5;" ";5,5;"";6,5;"";7,5;" ";4,21;" ";5,21;" ";6,21;" ";7,21;" " 8,0;"Large pieces. Small pieces. Less contact More contact with liquid. with liquid. SLOWER REACTION FASTER REACTION":hintgraph=3000 : ~l=120:.01z# =,35#:.01z# =,25:l:13 ,16;" MASSES of gases";14,16;"not convenient";15,16;"to measure";16,16;"directly,but";17,16;"sometimes mass";18,16;"lost from";19,16;"reaction mixture";20,16;"=mass of gas.":hintgraph=3000 :8990#: q15,3,4,5,6,8,9 ,10 ,11 ,13 ,14,15,.5,.6,.8L,.9ffff,.1}L,.1}L,.1}L,.1}L,.1}L r15,3,4,5,6,8,9 ,10 ,11 ,13 ,14,15,.5,.6,.8L,.9ffff,.1}L,.1}L,.1}L,.1}L,.1}L s15,3,4,5,6,8,9 ,10 ,11 ,13 ,14,15,.3,.4L,.5,.9ffff,.1}L,.1}L,.1}L,.1}L,.1}L t15,2,3,4,5,6,7,8,9 ,10 ,11 ,12 ,13 ,14,15,.9ffff,.1}L,.1}L,.1}L,.1}L,.1}L ,0,9 ;".1";1,11 ;6;"ELECTROLYSIS":.5,40(:a$="A:Copper(II) sulphate solution with copper electrodes.":b$="B:Sodium chloride solution with carbon electrodes.":8620!:8622!: 8623!: 8624!: 8625!: 0,9 ;".2":1,40(:a$="A:Molten sodium chloride  with iron cathode and carbon anode. ":b$="B:Dilute sulphuric acid with platinum electrodes.":8620!:8622!: 8623!: 8624!: 8625!: 0,9 ;".3":1,40(:a$="A:Copper(II) sulphate solution with platinum electrodes.":b$="B:Sodium hydroxide solution with platinum electrodes.":8620!:8622!: 8623!: 8624!: 8625!: 0,9 ;".1";1,9 ;6;"ACTIVITY SERIES":.5,40(:8561q!:2,16;"IRON";8,0;"Mg and COPPER(II) NITRATE SOLN.": ,8563s!:4,22;"ZINC": ,8564t!:4,4;"CaCO": x8565u!:3,19;"Cu";3,30;"Zn";8,16;"dil.";9 ,16;"HSO": 0,9 ;".2":1,40(:8561q!:2,16;"ALUMINIUM";8,0;"IRON and MAGNESIUM NITRATE SOLN.": 18563s!:4,22;"MAGNESIUM": ,8564t!:4,4;"CuCO": x8565u!:3,19;"Cu";3,30;"Cu";8,16;"dil.";9 ,16;"HSO": 0,9 ;".3":1,40(:8561q!:2,16;"GOLD";8,0;"IRON and SILVER NITRATE SOLN.": 18563s!:4,22;"ALUMINIUM": -8564t!:4,3;"NaCO": ]8565u!:3,19;"Cu";3,30;"Zn";9 ,17;"HO": /|0,9 ;".1";1,7;6;"OXIDATION/REDUCTION":.5,40(:8591!:8595!: 18596!: 28597!: 38598!: 4K0,9 ;".2":1,40(:8592!:8595!: 68596!: 78597!: 88598!: 9K0,9 ;".3":1,40(:8593!:8595!: ;8596!: <8597!: =8598!: M0,9 ;".1";1,9 ;6;"REACTION RATES":.5,40(:8721":3,0;"CaCO+HCl(aq)",4,0;"a";6,9 ;"concentration";8,17;"concentration": Nw8721":4,0;"b";6,9 ;"particle size";8,17;"particle size": O8723": P8724": Q28750.":8730":8990#:8744(": R0,9 ;".2":1,40(:65001,22:65000:8721":3,0;"Mg+HCl(aq)",4,0;"a";6,9 ;"concentration";8,17;"concentration": Sw8721":4,0;"b";6,9 ;"particle size";8,17;"particle size": T8723": U8724": V28750.":8730":8990#:8744(": W0,9 ;".3":1,40(:65001,22:65000:8721":3,0;"NaSO(aq)+HCl(aq)",4,0;"a";6,9 ;"concentration";8,17;"concentration": Xw8721":4,0;"b";6,9 ;"particle size";8,17;"particle size": Y8723": Z8724": [28750.":8730":8990#:8744(": w13050 ,1,"COPPER","Cu",1,16,4,"a. The product","formed at the","cathode is;","",2,8,"Pp49-56.Specific","egs.on Table3.1,","p53. Remember if","SOLUTION used,H","and 1 other ion","available for","discharge at","cathode.",8,"","","","","","","","Ans:- COPPER" x73050 ,1,"CHLORINE","Cl",1,16,4,"b. The product","given off at the","anode is;","",2,8,"Pp49-56.Specific","egs.on Table3.1,","p53. Remember if","SOLUTION used,","OH and 1 other","ion available","for discharge at","anode.",8,"","","","","","","","Ans:- CHLORINE" y?3050 ,0,"2H+2eH","@#!",0,17,5,"c. The IONIC","equation for the","change at the","cathode is;","",2,8,"Correct ion?2 to","pick from if H","also present","from water.","Balanced?","Electrons and","charges correct?","Table 3.1,p53.",8,"","","","","","","","2H+2eH" z83050 ,0,"Cu-2eCu","@#!",0,17,5,"d. The IONIC","equation for the","change at the","anode is;","",2,7," There may be 2","ions to pick ","from,or 3 if Cu","electrodes used.","Electrons and","charges correct?","Table 3.1,p53.",8,"","","","","","","","Cu-2eCu" {V3050 ,0,"NaOH","@#!",0,19,7,"e. The changes","occuring are;"," NO or CONC","or formula of","new substance","formed;","",2,8,"P52-3. List ions","present. Which","discharged?"," New substance","formed?If H&OH","discharged(HO),","soln.becomes","more conc.p52pt5",8,"","","","","","",""," NaOH" |13050 ,1,"SODIUM","Na",1,16,4,"a. The product","formed at the","cathode is;","",2,8,"Pp49-56.Specific","egs.on Table3.1,","p53. Remember if","SOLUTION used,H","and 1 other ion","available for","discharge at","cathode.",8,"","","","","","","","Ans:- SODIUM" }23050 ,1,"OXYGEN","O",1,16,4,"b. The product","given off at the","anode is;","",2,8,"Pp49-56.Specific","egs.on Table3.1,","p53. Remember if","SOLUTION used,","OH and 1 other","ion available","for discharge at","anode.",8,"","","","","","","","Ans:- OXYGEN" ~?3050 ,0,"2H+2eH","@#!",0,17,5,"c. The IONIC","equation for the","change at the","cathode is;","",2,8,"Correct ion?2 to","pick from if H","also present","from water.","Balanced?","Electrons and","charges correct?","Table 3.1,p53.",8,"","","","","","","","2H+2eH" 93050 ,0,"2Cl-2eCl","@#!",0,17,5,"d. The IONIC","equation for the","change at the","anode is;","",2,7," There may be 2","ions to pick","from,or 3 if Cu","electrodes used.","Electrons and","charges correct?","Table 3.1,p53.",8,"","","","","","","","2Cl-2eCl" W3050 ,0,"CONC","conc",0,19,7,"e. The changes","occuring are;"," NO or CONC","or formula of","new substance","formed;","",2,8,"P52-3. List ions","present. Which","discharged?"," New substance","formed?If H&OH","discharged(HO),","soln.becomes","more conc.p52pt5",8,"","","","","","",""," CONC" 13050 ,1,"COPPER","Cu",1,16,4,"a. The product","formed at the","cathode is;","",2,8,"Pp49-56.Specific","egs.on Table3.1,","p53. Remember if","SOLUTION used,H","and 1 other ion","available for","discharge at","cathode.",8,"","","","","","","","Ans:- COPPER" 23050 ,1,"OXYGEN","O",1,16,4,"b. The product","given off at the","anode is;","",2,8,"Pp49-56.Specific","egs.on Table3.1,","p53. Remember if","SOLUTION used,","OH and 1 other","ion available","for discharge at","anode.",8,"","","","","","","","Ans:- OXYGEN" ?3050 ,0,"2H+2eH","@#!",0,17,5,"c. The IONIC","equation for the","change at the","cathode is;","",2,8,"Correct ion?2 to","pick from if H","also present","from water.","Balanced?","Electrons and","charges correct?","Table 3.1,p53.",8,"","","","","","","","2H+2eH" N3050 ,0,"4OH-4e2HO+O","4OH-4eO+2HO",0,17,5,"d. The IONIC","equation for the","change at the","anode is;","",2,7," There may be 2","ions to pick","from,or 3 if Cu","electrodes used.","Electrons and","charges correct?","Table 3.1,p53.",8,"","","","","","","","4OH-4e2HO+O" W3050 ,0,"CONC","conc",0,19,7,"e. The changes","occuring are;"," NO or CONC","or formula of","new substance","formed;","",2,8,"P52-3. List ions","present. Which","discharged?"," New substance","formed?If H&OH","discharged(HO),","soln.becomes","more conc.p52pt5",8,"","","","","","",""," CONC" 3000 ,1,"CHEMICAL","@#!",1,19,7,"a. The metal is;","found UNCOMBINED","or manufactured","by ELECTROLYSIS","or by CHEMICAL"," reduction?","",2,1,"See p60.",1,"Ans:- CHEMICAL" 3000 ,0,"Mg+CuMg+Cu","Mg+CuCu+Mg",0,16,4,"b. The reaction","between the","substances is;","",2,7,"Sure there will","be a reaction?","pp57-8. Equation","ionic and","balanced?Charges","on ions correct?","p22.",1,"Mg+CuMg+Cu" 3000 ,1,"HOT","hot",1,18,6,"c. The reaction","with water or","steam is;"," NO COLD"," HOT BOTH","",2,1,"Table 3.3,p58.",1,"Answer:- HOT" ^3000 ,0,"SLOW CaCOCaO+CO","SLOW CaCOCO+CaO",0,19,7,"d. The reaction","on heating is;"," NO or RAPID or"," SLOW followed","by 1 space then","the equation;","",2,7,"See b. on p114.","Note that the","compounds of","REACTIVE metals","are generally","UNREACTIVE when","heated.",1,"SLOW CaCOCaO+CO" A3000 ,0,"2","2",1,18,6,"e. The current","flow would be;"," NO"," 1 for AB"," 2 for BA","",2,8,"P56.Current only","if electrodes","DIFFERENT&liquid","an ELECTROLYTE."," Then electrons","flow from more","reactive metal","to the other.",8,"","","","","","","","Ans:- 2 BA" 3000 ,1,"ELECTROLYSIS","@#!",1,19,7,"a. The metal is;","found UNCOMBINED","or manufactured","by ELECTROLYSIS","or by CHEMICAL"," reduction?","",2,1,"See p60.",1,"ELECTROLYSIS" 3000 ,0,"NO","no",0,16,4,"b. The reaction","between the","substances is;","",2,7,"Sure there will","be a reaction?","pp57-8. Equation","ionic and","balanced?Charges","on ions correct?","p22.",1,"NO reaction." 3000 ,1,"BOTH","both",1,18,6,"c. The reaction","with water or","steam is;"," NO COLD"," HOT BOTH","",2,1,"Table 3.3,p58.",1,"Answer:- BOTH" a3000 ,0,"RAPID CuCOCuO+CO","RAPID CuCOCO+CuO",0,19,7,"d. The reaction","on heating is;"," NO or RAPID or"," SLOW followed","by 1 space then","the equation;","",2,7,"See b. on p114.","Note that the","compounds of","REACTIVE metals","are generally","UNREACTIVE when","heated.",1,"RAPID CuCOCuO+CO" H3000 ,0,"NO","no",1,18,6,"e. The current","flow would be;"," NO"," 1 for AB"," 2 for BA","",2,8,"P56.Current only","if electrodes","DIFFERENT&liquid","an ELECTROLYTE."," Then electrons","flow from more","reactive metal","to the other.",8,"","","","","","","","Ans:- NO current" 3000 ,1,"UNCOMBINED","@#!",1,19,7,"a. The metal is;","found UNCOMBINED","or manufactured","by ELECTROLYSIS","or by CHEMICAL"," reduction?","",2,1,"See p60.",1,"Ans:- UNCOMBINED" !3000 ,0,"Fe+2AgFe+2Ag","Fe+2Ag2Ag+Fe",0,16,4,"b. The reaction","between the","substances is;","",2,7,"Sure there will","be a reaction?","pp57-8. Equation","ionic and","balanced?Charges","on ions correct?","p22.",1,"Fe+2AgFe+2Ag" 3000 ,1,"NO","no",1,18,6,"c. The reaction","with water or","steam is;"," NO COLD"," HOT BOTH","",2,1,"Table 3.3,p58.",1,"NO reaction." 83000 ,0,"NO","no",0,19,7,"d. The reaction","on heating is;"," NO or RAPID or"," SLOW followed","by 1 space then","the equation;","",2,7,"See b. on p114.","Note that the","compounds of","REACTIVE metals","are generally","UNREACTIVE when","heated.",1,"NO reaction." H3000 ,0,"NO","no",1,18,6,"e. The current","flow would be;"," NO"," 1 for AB"," 2 for BA","",2,8,"P56.Current only","if electrodes","DIFFERENT&liquid","an ELECTROLYTE."," Then electrons","flow from more","reactive metal","to the other.",8,"","","","","","","","Ans:- NO current" U3000 ,1,"OXIDIZED","OXIDISED",1,18,6,"a.In A the first","reagent is;"," OXIDIZED"," REDUCED"," UNCHANGED","",2,8,"Pp60-65,esp.p64,","no.4. What has","happened to the","substance during","reaction? Has it","gained oxygen;","lost electrons;","lost hydrogen?",8,"","","","","","","","OXIDIZED." N3000 ,1,"REDUCED","@#!",1,18,6,"b.In B the first","reagent is;"," OXIDIZED"," REDUCED"," UNCHANGED","",2,8,"Pp60-65,esp.p64,","no.4. What has","happened to the","substance during","reaction? Has it","gained oxygen;","lost electrons;","lost hydrogen?",8,"","","","","","","","REDUCED."  3000 ,1,"REDUCING","@#!",1,18,6,"c.In C the first","reagent is;"," OXIDIZING agent"," REDUCING agent"," NEITHER","",2,6,"Pp.60-65.","Note that an","oxidizing agent","is itself","reduced and vice","versa.",1,"REDUCING." t3000 ,1,"LOSS ELECTRONS","@#!",1,19,7,"d.The reagent in","A is being","oxidized by;","GAIN OXYGEN","LOSS ELECTRONS","LOSS HYDROGEN","",2,8,"Pp60-65,esp.p64,","no.4. What has","happened to the","substance during","reaction? Has it","gained oxygen;","lost electrons;","lost hydrogen?",8,"","","","","","","","LOSS ELECTRONS" 3000 ,1,"COLOURLESSBROWN","@#!",1,18,6,"e. If D is used","as an oxidizing","or a reducing","agent,the change","would be;","",2,3,"See p63.","Note, CLEAR is","a colour.",1,"COLOURLESSBROWN" N3000 ,1,"REDUCED","@#!",1,18,6,"a.In A the first","reagent is;"," OXIDIZED"," REDUCED"," UNCHANGED","",2,8,"Pp60-65,esp.p64,","no.4. What has","happened to the","substance during","reaction? Has it","gained oxygen;","lost electrons;","lost hydrogen?",8,"","","","","","","","REDUCED." U3000 ,1,"OXIDIZED","OXIDISED",1,18,6,"b.In B the first","reagent is;"," OXIDIZED"," REDUCED"," UNCHANGED","",2,8,"Pp60-65,esp.p64,","no.4. What has","happened to the","substance during","reaction? Has it","gained oxygen;","lost electrons;","lost hydrogen?",8,"","","","","","","","OXIDIZED."  3000 ,1,"REDUCING","@#!",1,18,6,"c.In C the first","reagent is;"," OXIDIZING agent"," REDUCING agent"," NEITHER","",2,6,"Pp.60-65.","Note that an","oxidizing agent","is itself","reduced and vice","versa.",1,"REDUCING." n3000 ,1,"GAIN OXYGEN","@#!",1,19,7,"d.The reagent in","A is being","oxidized by;","GAIN OXYGEN","LOSS ELECTRONS","LOSS HYDROGEN","",2,8,"Pp60-65,esp.p64,","no.4. What has","happened to the","substance during","reaction? Has it","gained oxygen;","lost electrons;","lost hydrogen?",8,"","","","","","","","GAIN OXYGEN" 3000 ,1,"GAS SO","@#!",1,18,6,"e. If D is used","as an oxidizing","or a reducing","agent the change","would be;","",2,3,"See p63.","Note, CLEAR is","not a colour.",1,"GAS SO" N3000 ,1,"REDUCED","@#!",1,18,6,"a.In A the first","reagent is;"," OXIDIZED"," REDUCED"," UNCHANGED","",2,8,"Pp60-65,esp.p64,","no.4. What has","happened to the","substance during","reaction? Has it","gained oxygen;","lost electrons;","lost hydrogen?",8,"","","","","","","","REDUCED." U3000 ,1,"OXIDIZED","OXIDISED",1,18,6,"b.In B the first","reagent is;"," OXIDIZED"," REDUCED"," UNCHANGED","",2,8,"Pp60-65,esp.p64,","no.4. What has","happened to the","substance during","reaction? Has it","gained oxygen;","lost electrons;","lost hydrogen?",8,"","","","","","","","OXIDIZED." 3000 ,1,"OXIDIZING","OXIDISING",1,18,6,"c.In C the first","reagent is;"," OXIDIZING agent"," REDUCING agent"," NEITHER","",2,6,"Pp.60-65.","Note that an","oxidizing agent","is itself","reduced and vice","versa.",1,"OXIDIZING." t3000 ,1,"LOSS ELECTRONS","@#!",1,19,7,"d.The reagent in","A is being","oxidized by;","GAIN OXYGEN","LOSS ELECTRONS","LOSS HYDROGEN","",2,8,"Pp60-65,esp.p64,","no.4. What has","happened to the","substance during","reaction? Has it","gained oxygen;","lost electrons;","lost hydrogen?",8,"","","","","","","","LOSS ELECTRONS" 3000 ,1,"ORANGEGREEN","@#!",1,18,6,"e. If D is used","as an oxidizing","or a reducing","agent the change","would be;","",2,3,"See p63.","Note, CLEAR is","not a colour.",1,"ORANGEGREEN" 3000 ,1,"SECOND","@#!",0,19,7,"a. It would be","possible to vary","concentration of"," FIRST, SECOND,"," BOTH or NEITHER","reagent.","",2,5,"Pp195-6. It is","not possible to","change the","concentration of","a SOLID.",1,"Ans:- SECOND" 3080 ,1,"FIRST","@#!",0,19,7,"b. It would be","possible to vary","particle size of"," FIRST, SECOND,"," BOTH or NEITHER","reagent.","",2,4,"Pp197-8. The","variation only","applies to","solids.",1,"Ans:- FIRST" 3100 ,1,"PRODUCT","@#!",1,17,5,"c. PRODUCT"," REACTANTS"," EITHER"," NEITHER","",2,8,"","","","","NOTE: Sometimes","neither masses","nor volumes are","measured.",1,"Ans:- PRODUCT" 3000 ,1,"D","@#!",1,16,4,"d. The expected","graph is;","A,B,C,D,E or NO.","",2,7,"See p196. Only","possible if","GASES involved."," Important to","understand why","other responses","are WRONG.",1,"Answer:- D" 87542",1,"B","@#!",1,16,4,"e. The expected","result is;"," A,B,C or D.","",2,6,"P197 especially","point(d). Fixed","MASS of product","GASES not","convenient to","measure.",1,"Ans:- B" 3000 ,1,"SECOND","@#!",0,19,7,"a. It would be","possible to vary","concentration of"," FIRST, SECOND,"," BOTH or NEITHER","reagent.","",2,5,"Pp195-6. It is","not possible to","change the","concentration of","a SOLID.",1,"Ans:- SECOND" 3080 ,1,"FIRST","@#!",0,19,7,"b. It would be","possible to vary","particle size of"," FIRST, SECOND,"," BOTH or NEITHER","reagent.","",2,4,"Pp197-8. The","variation only","applies to","solids.",1,"Ans:- FIRST" 3100 ,1,"PRODUCT","@#!",1,17,5,"c. PRODUCT"," REACTANTS"," EITHER"," NEITHER","",2,8,"","","","","NOTE: Sometimes","neither masses","nor volumes are","measured.",1,"Ans:- PRODUCT" 3000 ,1,"D","@#!",1,16,4,"d. The expected","graph is;","A,B,C,D,E or NO.","",2,7,"See p196. Only","possible if","GASES involved."," Important to","understand why","other responses","are WRONG.",1,"Answer:- D" 87542",1,"B","@#!",1,16,4,"e. The expected","result is;"," A,B,C or D.","",2,6,"P197 especially","point(d). Fixed","MASS of product","GASES not","convenient to","measure.",1,"Ans:- B" 3000 ,1,"BOTH","@#!",0,19,7,"a. It would be","possible to vary","concentration of"," FIRST, SECOND,"," BOTH or NEITHER","reagent.","",2,5,"Pp195-6. It is","not possible to","change the","concentration of","a SOLID.",1,"Ans:- BOTH" 3080 ,1,"NEITHER","@#!",0,19,7,"b. It would be","possible to vary","particle size of"," FIRST, SECOND,"," BOTH or NEITHER","reagent.","",2,4,"Pp197-8. The","variation only","applies to","solids.",1,"Ans:- NEITHER" 3100 ,1,"NEITHER","@#!",1,17,5,"c. PRODUCT"," REACTANTS"," EITHER"," NEITHER","",2,8,"","","","","NOTE: Sometimes","neither masses","nor volumes are","measured.",1,"Ans:- NEITHER" 3000 ,1,"NO","@#!",1,16,4,"d. The expected","graph is;","A,B,C,D,E or NO.","",2,7,"See p196. Only","possible if","GASES involved."," Important to","understand why","other responses","are WRONG.",1,"Answer:- NO" P87542",1,"C","@#!",1,16,4,"e. The expected","result is;"," A,B,C or D.","",3,6,"P197 especially","point(d). Fixed","MASS of product","GASES not","convenient to","measure.",6," Principle","depends on same","MASS of precip-","itate being","formed before","cross obscured.",1,"Ans:- C" !qS65001,22:65000:2,0;"a. Is the metal ";t$;"found UNCOMBINED or is it manufactured by ELECTROLYSIS or by CHEMICAL reduction? ";t$;t$;" b. Will there be a reaction when";t$;t$;"are mixed together? Enter eitherNO or the IONIC equation, starting with the metal. ": !s65001,22:65000:4,0;"c. How will the metal react with water or steam? EnterNO (no reaction with either), COLD (reacts with cold water only), HOT (reacts only when heated in steam) or BOTH. ": !t65001,22:65000:4,0;"d. is heated with a Bunsen. Enter NO (no reaction), RAPID (easily decomposed), or SLOW, followed by one space and an equation if there is a reaction.": !u65001,22:65000:2,0;"e. Study the"'"diagram showing"'"electrodes A and"'"B. Does any"'"current flow?"'"Enter NO or"'"1 if electrons"'"flow from A to"'"B externally,or"'"2 if from B to A." !wz=17223664@:z,84T:0,568:z:z=84T120x4:172,z:64@,0:z:188,144:12 ,8,-/2:220,144:-12 ,8,/2:204,153,5:202,154:2,-4:2,4:z=410 :z,23;" ";z,27;" ":z:5,23;"A";5,27;"B" !xz183,137:-16,8:224,137:16,8:180,108l:-16,-8: !65001,22:65000:2,0;"A. ZnZn+2e B. Cl+H2HCl C. 3Fe+4HOFeO+4H D. KI solution. ": !65001,22:65000:2,0;"A. SO+2Mg2MgO+S B. HS+Cl2HCl+S C. 2FeCl+ClFeCl D. conc. HSO ": !65001,22:65000:2,0;"A. 2Ag+Mg2Ag+Mg B. 2FeSOFeO+SO+SO C. Cl+2KBr2KCl+Br D. acidified KCrO solution.": !6,0;7;t$;t$;"a. In A, is the first reagent OXIDIZED, REDUCED or UNCHANGED?";t$;t$;" b. In B, is the first reagent OXIDIZED, REDUCED or UNCHANGED? ": !65001,18:65000:7,0;"c. In C, is the first reagent acting as an OXIDIZING agent, a REDUCING agent or NEITHER?": !65001,18:65000:6,0;"d. Is the reagent which is beingoxidized in A being oxidized by GAIN of OXYGEN,LOSS of ELECTRONSor LOSS of HYDROGEN? Eg. Enter LOSS HYDROGEN (one space.)": !65001,18:65000:6,0;"e.If D used as an oxidizing or areducing agent, how would it change? If a gas is given off, ENTER GAS and its formula;"'"(eg.GAS Cl);or NO if no change;or colour change;(eg. REDGREEN)": !+2,0;a$;4,0;b$: !6,0;"a. If A is the electrolyte,what product will be formed at the cathode? ";t$;" b. If B is the electrolyte,what product will be given of at the anode? ";t$: !6,0;"c. Construct an IONIC equation for the change at the cathode when B is used.(No state symbolsand start the equation with ionsnot electrons.) ";t$;t$;t$: !6,0;"d. Construct an IONIC equation for the change at the anode whenA is used.(No state symbols and start the equation with ions notelectrons.) ";t$: !6,0;"e. What changes,if any occur to the electrolyte when B is used. Enter either NO (if no change), CONC(if electrolyte becomes moreconcentrated) or the formula of any new substance formed. ": "2,0;"REACTION";4,0;" . In using the reaction to investigate the effect of variable on reaction rate,would it be possible to vary of the FIRST reagent, SECOND reagent, BOTH or NEITHER?": "65001,19:65000:4,0;"c. Would it be possible and convenient to plot a graph of time against the mass of a PRODUCT, the REACTANTS, EITHER the reactants or a product or NEITHER?": "65001,20:65000:3,19;"^";4,19;"V";11 ,23;"Time";4,0;"d.If possible a"'"volume change is o"'"measured during l"'"the reaction and u"'"plotted against m"'"time. Select the e"'"graph A to E or NO"'"if not possible.";2,27;"A";3,30;"D";4,31;"E";8,31;"B";9 ,30;"C" "164,156:0,-64@:88X,0:164,92\:60<,60<:165,92\:568,568,-/2:16,0:165,92\:40(,32 ,/4:32 ,16,-/4::8,0:165,156:568,-568,/2:16,0:165,156:40(,-32 ,-/4:32 ,-16,/4:8,0: ">65001,20:65000:l=12 :87520": "8750.":164,156:0,-64@:88X,0:5,14;"Volume";6,16;"of";7,13 ;"Product";11 ,25;"Time": ")2,26;"A":164,92\:8,16:60<,40(,-/3:18,0:164,92\:12 ,18:568,24,-/4:18,0:164,92\:12 ,12 :568,16,-/6:16,0: " '2,26;"B":164,92\:4,16:524,40(,-/2:22,0:164,92\:8,16:64@,40(,-/3:6,0:164,92\:8,12 :74J,44,,-/4.5:2,0: ""8750.":161,156:0,-60<:88X,0:4,12 ;"Time for";5,13 ;"certain";6,13 ;"mass of";7,13 ;"product";8,13 ;"to form";11 ,21;"Temperature": "$2,26;"C":z=21294:w=(z+1)/2-89 :w,z;" ":w:z: "&2,26;"D":z=21294:w=18-(z+1)/29 :w,z;" ":w:z: "(8732":8734":8990#:8732":8736 ":8990#:8738"":8740$":8990#:8738"":8742&":60< ")a.1}L,35#:8,0;" Press Y for "'"graphs again,"'"N for hint. " "*""8746*" "+>5:0:="Y"Ŧ="y".1}L,35#:8744(" ",8.1}L,35#:8750.":l=4:87520": ".iz=23:z,19;" ":z:z=411 :z,0;7;t$;t$:z: "0l,0;"e. The reaction is repeated 3 times,using the same volumes, concentrations and masses but varying the temperature.The acidis in excess each time.Which of the 4 graphs which follow would show the expected results?": "2{11 ,0;"Press Y for graphs,N for hint.":8746*":l=4:87520":hintgraph=3000 : #""8990# #d30:21,0;"press key when ready":2:0:="@"900 # H.1}L,35#:9 ;21,0;" ": #':.1}L,35#:7,0;" To use Module again, press R. Press S to STOP. ":9100# #("MODULESF"2 #)#"chemcode6"65000,600X # #""9100# #*5:0:="R"Ŧ="r"900 #"="S"Ŧ="s".5,20: # 9100# vaT ud. The IONIC equation for thechange at the anode is; formed; ˅ 2H+2eH intgrap Q 15I raiiiiii i i i i1i1i1i1i1Ḻi1ffffi1}Ḻi1}Ḻi1}Ḻi1}Ḷaxyls inij ARA:Copper(II) sulphate solution with platinum electrodes.BTB:Sodium hydroxide solution with platinum electrodes.Z G4OH-4e2HO+OU4OH-4eO+2HOH S chemcode6 X΀Z D!X6(#!Y6(#!Y6(#!Z6(#!Y60#!Y60#!Y60#!Y60#!Z60#!0Z60#!PZ60#!pZ60#!Z60#!Z60#!Z60#!Z60# P P P 88 MMbXaXL8Wq !v>(( P P000@@Px`@``>0@@@~~~~x 0,BB$2~~<?p*]\"_\C*]\~}t[3*a\Þ*x\#"xV