GCSE
CHEMISTRY q
8462/2H
Paper 2 Higher Tier
q q q
Question Paper + Mark scheme [MERGED]
q q q q q
June 2022
q
, Pleaseq writeq clearlyq inq blockq
capitals.
Centreq Candidateq
number number
Surname
Forename(s)
Candidateq signature
Iq declareq thisq isq myq ownq work.
GCSE
CHEMISTRY
Higherq Tier Paperq 2
H
Timeq allowed:q 1q hourq 45q minutes
Materials
Forq thisq paperq youq mustq have: Forq Examiner’sq Use
• aq ruler
• aq scientificq calculator Question Mark
• theq periodicq tableq (enclosed). 1
2
Instructions
• Useq blackq inkq orq blackq ball-pointq pen. 3
• Pencilq shouldq onlyq beq usedq forq drawing. 4
• Fillq inq theq boxesq atq theq topq ofq thisq page.
5
• Answerq allq questionsq inq theq spacesq provided.q Doq notq writeq
outsideq theq boxq aroundq eachq pageq orq onq blankq pages. 6
• Ifq youq needq extraq spaceq forq yourq answer(s),q useq theq linedq pagesq atq 7
theq endq ofq thisq book.q Writeq theq questionq numberq againstq yourq 8
answer(s).
• Doq allq roughq workq inq thisq book.q Crossq throughq anyq workq youq doq notq want TOTAL
toq beq marked.
• Inq allq calculations,q showq clearlyq howq youq workq outq yourq answer.
Information
• Theq maximumq markq forq thisq paperq isq 100.
• Theq marksq forq questionsq areq shownq inq brackets.
• Youq areq expectedq toq useq aq calculatorq whereq appropriate.
• Youq areq remindedq ofq theq needq forq goodq Englishq andq clearq
presentationq inq yourq answers.
IB/M/Jun22/E9 8462/2H
, 2
Doq notq
writeq
0 1 Thisq questionq isq aboutq copperq wireq andq copperq compounds. outsideq
the
box
Copperq isq usedq toq makeq electricalq wires.
Figureq 1q showsq howq copperq electricalq wireq isq insulatedq usingq anq additionq
polymerq calledq poly(butene).
Figureq 1
0 1 .q Theq additionq polymerq poly(butene)q hasq theq displayedq structuralq
1 formula:
Poly(butene)q isq producedq fromq theq monomerq butene.
Completeq Figureq 2q toq showq theq displayedq structuralq formulaq ofq butene.
[2q marks]
Figureq 2
IB/M/Jun22/8462/2H
, 3
Doq notq
writeq
Copperq canq beq obtainedq byq recyclingq scrapq copperq outsideq
wire. theq box
0 1 .q Suggestq whyq poly(butene)q insulationq mustq beq removedq fromq scrapq copperq wireq
2 beforeq theq copperq isq recycled.
[1q mark]
0 1 .q Describeq howq scrapq copperq wireq canq beq recycledq toq makeq newq copperq waterq
3 pipes.
[2q marks]
0 1 .q 4 Suggestq twoq reasonsq whyq recyclingq scrapq copperq isq moreq sustainableq thanq
extractingq copperq fromq copperq ores.
[2q marks]
1q
2q
Questionq 1q continuesq onq theq nextq page
IB/M/Jun22/8462/2H