AQA n
GCSE
COMBINED SCIENCE TRILOGY
n n n
CHEMISTRY PAPER 1H
n n
MARKING SCHEME
n n
JUNE
2019
,GCSE
COMBINED SCIENCE: TRILOGYn n
8464/C/1H
Chemistry Paper 1H
n n
Mark scheme
n
June 2019
n
Version:n1.0nFinal
*196G8464c1h/MS*
, MARKnSCHEMEn–nGCSEnCOMBINEDnSCIENCE:nTRILOGYn–n8464/C/1Hn–nJUNEn2019
MarknschemesnarenpreparednbynthenLeadnAssessmentnWriternandnconsidered,ntogethernwithnthenrelevantn
questions,nbynanpanelnofnsubjectnteachers.nThisnmarknschemenincludesnanynamendmentsnmadenatnthensta
ndardisationneventsnwhichnallnassociatesnparticipateninnandnisnthenschemenwhichnwasnusednbynthemninnthisn
examination.nThenstandardisationnprocessnensuresnthatnthenmarknschemencoversnthenstudents’nresponse
sntonquestionsnandnthatneverynassociatenunderstandsnandnappliesnitninnthensamencorrectnway.
Asnpreparationnfornstandardisationneachnassociatenanalysesnannumbernofnstudents’nscripts.nAlternativenansw
ersnnotnalreadyncoverednbynthenmarknschemenarendiscussednandnlegislatednfor.nIf,nafternthenstandardisationnp
rocess,nassociatesnencounternunusualnanswersnwhichnhavennotnbeennraisedntheynarenrequiredntonrefernthesen
tonthenLeadnAssessmentnWriter.
Itnmustnbenstressednthatnanmarknschemenisnanworkingndocument,ninnmanyncasesnfurtherndevelopednandne
xpandednonnthenbasisnofnstudents’nreactionsntonanparticularnpaper.nAssumptionsnaboutnfuturenmarknsche
mesnonnthenbasisnofnonenyear’sndocumentnshouldnbenavoided;nwhilstnthenguidingnprinciplesnofnassessme
ntnremainnconstant,ndetailsnwillnchange,ndependingnonnthencontentnofnanparticularnexaminationnpaper.
Furtherncopiesnofnthisnmarknschemenarenavailablenfromnaqa.org.uk
Copyrightn©n2019nAQAnandnitsnlicensors.n Allnrightsnreserved.
AQAnretainsnthencopyrightnonnallnitsnpublications.nHowever,nregisterednschools/collegesnfornAQAnarenpermittedntoncopynmaterialnfromnthisnbookl
etnforntheirnownninternalnuse,nwithnthenfollowingnimportantnexception:nAQAncannotngivenpermissionntonschools/collegesntonphotocopynanynmateri
alnthatnisnacknowledgedntonanthirdnpartynevennforninternalnusenwithinnthencentre.
2
GCSE
COMBINED SCIENCE TRILOGY
n n n
CHEMISTRY PAPER 1H
n n
MARKING SCHEME
n n
JUNE
2019
,GCSE
COMBINED SCIENCE: TRILOGYn n
8464/C/1H
Chemistry Paper 1H
n n
Mark scheme
n
June 2019
n
Version:n1.0nFinal
*196G8464c1h/MS*
, MARKnSCHEMEn–nGCSEnCOMBINEDnSCIENCE:nTRILOGYn–n8464/C/1Hn–nJUNEn2019
MarknschemesnarenpreparednbynthenLeadnAssessmentnWriternandnconsidered,ntogethernwithnthenrelevantn
questions,nbynanpanelnofnsubjectnteachers.nThisnmarknschemenincludesnanynamendmentsnmadenatnthensta
ndardisationneventsnwhichnallnassociatesnparticipateninnandnisnthenschemenwhichnwasnusednbynthemninnthisn
examination.nThenstandardisationnprocessnensuresnthatnthenmarknschemencoversnthenstudents’nresponse
sntonquestionsnandnthatneverynassociatenunderstandsnandnappliesnitninnthensamencorrectnway.
Asnpreparationnfornstandardisationneachnassociatenanalysesnannumbernofnstudents’nscripts.nAlternativenansw
ersnnotnalreadyncoverednbynthenmarknschemenarendiscussednandnlegislatednfor.nIf,nafternthenstandardisationnp
rocess,nassociatesnencounternunusualnanswersnwhichnhavennotnbeennraisedntheynarenrequiredntonrefernthesen
tonthenLeadnAssessmentnWriter.
Itnmustnbenstressednthatnanmarknschemenisnanworkingndocument,ninnmanyncasesnfurtherndevelopednandne
xpandednonnthenbasisnofnstudents’nreactionsntonanparticularnpaper.nAssumptionsnaboutnfuturenmarknsche
mesnonnthenbasisnofnonenyear’sndocumentnshouldnbenavoided;nwhilstnthenguidingnprinciplesnofnassessme
ntnremainnconstant,ndetailsnwillnchange,ndependingnonnthencontentnofnanparticularnexaminationnpaper.
Furtherncopiesnofnthisnmarknschemenarenavailablenfromnaqa.org.uk
Copyrightn©n2019nAQAnandnitsnlicensors.n Allnrightsnreserved.
AQAnretainsnthencopyrightnonnallnitsnpublications.nHowever,nregisterednschools/collegesnfornAQAnarenpermittedntoncopynmaterialnfromnthisnbookl
etnforntheirnownninternalnuse,nwithnthenfollowingnimportantnexception:nAQAncannotngivenpermissionntonschools/collegesntonphotocopynanynmateri
alnthatnisnacknowledgedntonanthirdnpartynevennforninternalnusenwithinnthencentre.
2
