g
OxfordgCambridgegandgRSAg
Tuesday 17 May 2023 – Morning
g g g g g g
ASgLevelgChemistrygAg
H032/01gBreadthgingchemistryg
g
INSTRUCTIONSg
• Usegblackgink.gYougcangusegangHBgpencil,gbutgonlygforggraphsgandgdiagrams.g
• Writegyourganswergtogeachgquestiongingthegspacegprovided.gIfgyougneedgextragspacegu
segtheglinedgpagesgatgthegendgofgthisgbooklet.gThegquestiongnumbersgmustgbegclearlyg
shown.g
• Answergallgthegquestions.g
• Wheregappropriate,gyourganswergshouldgbegsupportedgwithgworking.gMarksgmightgbegg
ivengforgusinggagcorrectgmethod,gevengifgyourganswergisgwrong.g
g
INFORMATIONg
• Thegtotalgmarkgforgthisgpapergisg70.g
• Thegmarksgforgeachgquestiongaregshowngingbracketsg[g].g
• Thisgdocumentghasg24gpages.g
g
ADVICEg
•gReadgeachgquestiongcarefullygbeforegyougstartgyourganswer.g
g
g
g
g
g
g
g
,g
2g
©gOCRg2023g[601/5256/
4]gDCg(ST/CT)g300793/3
g
g
OCRgisgangexemptgCharityggTurngoverg
SECTIONgAg
g
Yougshouldgspendgagmaximumgofg25gminutesgongthisgsection.g
g
Answergallgthegquestions.g
g
Writegyourganswergtogeachgquestiongingthegboxgprovided.g
g
g
1 Whichgsubstanceghasgaggiantgcovalentglatticegstructuregingitsgsolidgstate?g
g
A potassiumg
g
B silicong
g
C sodiumgchlorideg
g
D waterg
g
Yourganswerg g [1]g
g
g
2 Whatgisgthegmeaninggofgthegtermgelectronegativity?g
g
A Thegabilitygofgangatomgtogattractgthegelectronsgingagcovalentgbond.g
g
B Thegabilitygofgangatomgtoggaingangelectron.g
g
C Thegelectrostaticgattractiongbetweengagnegativegiongandgagpositivegion.g
g
D Thegsizegofgthegchargegongagnegativegion.g
g
Yourganswerg g [1]g
g
g
3 Whichgcompoundgisgangalkali?g
g
A CH3COOHg
g
B CH3OHg
C HNO3g
D NH3g
g
Yourganswerg[1]g
©gOCRg2023g
, g
3g
Whatgisgtheg
g
4 numbergofgpairedgorbitalsgingagsulfurgatom?g
g
A 4g
g
B 6g
g
C 7g
g
Dg 8g
g
Yourganswerg g [1]g
g
g
5g Whichgelementghasgtheglowestgmeltinggpoint?g
g
Ag Sg
g
Bg Pg
g
C Clg
g
D Arg
g
Yourganswerg g [1]g
g
g
6g ThegfirstgfourgionisationgenergiesgofgagPeriodg3gelementgXgaregshowngingthegtable.g
g
Ionisationgenergyg/gkJgmol–1g
1stg 2ndg 3rdg 4thg
738g 1451g 7733g 10g541g
g
ElementgXgisgreactedgwithgchlorine.g
g
Whatgisgthegformulagofgthegchloridegformed?g
g
A XClg
g
B XClg2g
C XClg3g
Dg XClg4g
g
Yourganswerg[1]g
7 Agsamplegofglead(II)gsulfateg(Mg=g303.3ggmol–
1
)gisgdecomposedgbygheat,gasgshowngingthegequationgbelow.g
g
2PbSO4(s)g→g2PbSO3(s)g+gO2(g)g
Thegreactiongformsg2.40gggofgO2(g).g
g
Whatgisgthegmassgofglead(II)gsulfategthatghasgbeengheated?gAssumegag100%gyield.g
g
g ©gOCRg2023g Turngoverg
OxfordgCambridgegandgRSAg
Tuesday 17 May 2023 – Morning
g g g g g g
ASgLevelgChemistrygAg
H032/01gBreadthgingchemistryg
g
INSTRUCTIONSg
• Usegblackgink.gYougcangusegangHBgpencil,gbutgonlygforggraphsgandgdiagrams.g
• Writegyourganswergtogeachgquestiongingthegspacegprovided.gIfgyougneedgextragspacegu
segtheglinedgpagesgatgthegendgofgthisgbooklet.gThegquestiongnumbersgmustgbegclearlyg
shown.g
• Answergallgthegquestions.g
• Wheregappropriate,gyourganswergshouldgbegsupportedgwithgworking.gMarksgmightgbegg
ivengforgusinggagcorrectgmethod,gevengifgyourganswergisgwrong.g
g
INFORMATIONg
• Thegtotalgmarkgforgthisgpapergisg70.g
• Thegmarksgforgeachgquestiongaregshowngingbracketsg[g].g
• Thisgdocumentghasg24gpages.g
g
ADVICEg
•gReadgeachgquestiongcarefullygbeforegyougstartgyourganswer.g
g
g
g
g
g
g
g
,g
2g
©gOCRg2023g[601/5256/
4]gDCg(ST/CT)g300793/3
g
g
OCRgisgangexemptgCharityggTurngoverg
SECTIONgAg
g
Yougshouldgspendgagmaximumgofg25gminutesgongthisgsection.g
g
Answergallgthegquestions.g
g
Writegyourganswergtogeachgquestiongingthegboxgprovided.g
g
g
1 Whichgsubstanceghasgaggiantgcovalentglatticegstructuregingitsgsolidgstate?g
g
A potassiumg
g
B silicong
g
C sodiumgchlorideg
g
D waterg
g
Yourganswerg g [1]g
g
g
2 Whatgisgthegmeaninggofgthegtermgelectronegativity?g
g
A Thegabilitygofgangatomgtogattractgthegelectronsgingagcovalentgbond.g
g
B Thegabilitygofgangatomgtoggaingangelectron.g
g
C Thegelectrostaticgattractiongbetweengagnegativegiongandgagpositivegion.g
g
D Thegsizegofgthegchargegongagnegativegion.g
g
Yourganswerg g [1]g
g
g
3 Whichgcompoundgisgangalkali?g
g
A CH3COOHg
g
B CH3OHg
C HNO3g
D NH3g
g
Yourganswerg[1]g
©gOCRg2023g
, g
3g
Whatgisgtheg
g
4 numbergofgpairedgorbitalsgingagsulfurgatom?g
g
A 4g
g
B 6g
g
C 7g
g
Dg 8g
g
Yourganswerg g [1]g
g
g
5g Whichgelementghasgtheglowestgmeltinggpoint?g
g
Ag Sg
g
Bg Pg
g
C Clg
g
D Arg
g
Yourganswerg g [1]g
g
g
6g ThegfirstgfourgionisationgenergiesgofgagPeriodg3gelementgXgaregshowngingthegtable.g
g
Ionisationgenergyg/gkJgmol–1g
1stg 2ndg 3rdg 4thg
738g 1451g 7733g 10g541g
g
ElementgXgisgreactedgwithgchlorine.g
g
Whatgisgthegformulagofgthegchloridegformed?g
g
A XClg
g
B XClg2g
C XClg3g
Dg XClg4g
g
Yourganswerg[1]g
7 Agsamplegofglead(II)gsulfateg(Mg=g303.3ggmol–
1
)gisgdecomposedgbygheat,gasgshowngingthegequationgbelow.g
g
2PbSO4(s)g→g2PbSO3(s)g+gO2(g)g
Thegreactiongformsg2.40gggofgO2(g).g
g
Whatgisgthegmassgofglead(II)gsulfategthatghasgbeengheated?gAssumegag100%gyield.g
g
g ©gOCRg2023g Turngoverg
