AQA GCSE COMBINED SCIENCE: TRIL
d d d d
OGY 8464/C/2H CHEMISTRY PAPER 2H
d d d d d
MARKING SCHEME 2020.
d d
,GCSE
COMBINED SCIENCE: TRILOGY846 d d d
4/C/2H
Chemistry Paper 2H
d d
Mark scheme
d
June 2020
d
Version:d1.0dFinaldMarkdScheme
*206g8464c2h/MS*
, MARK SCHEME – GCSE COMBINED SCIENCE: TRILOGY – 8464/C/2H – JUNE 202
MarkdschemesdaredprepareddbydthedLeaddAssessmentdWriterdanddconsidered,dtogetherdwithdthedrelevantdq
uestions,dbydadpaneldofdsubjectdteachers.dThisdmarkdschemedincludesdanydamendmentsdmadedatdthedstand
ardisationdeventsdwhichdalldassociatesdparticipatedindanddisdthedschemedwhichdwasduseddbydthemdindthisdex
amination.dThedstandardisationdprocessdensuresdthatdthedmarkdschemedcoversdthedstudents’dresponsesdto
dquestionsdanddthatdeverydassociatedunderstandsdanddappliesditdindthedsamedcorrectdway.
Asdpreparationdfordstandardisationdeachdassociatedanalysesdadnumberdofdstudents’dscripts.dAlternativedans
wersdnotdalreadydcovereddbydthedmarkdschemedareddiscusseddanddlegislateddfor.dIf,dafterdthedstandardisati
ondprocess,dassociatesdencounterdunusualdanswersdwhichdhavednotdbeendraiseddtheydaredrequireddtodrefer
dthesedtodthedLeaddExaminer.
Itdmustdbedstresseddthatdadmarkdschemedisdadworkingddocument,dindmanydcasesdfurtherddevelopeddanddex
pandeddondthedbasisdofdstudents’dreactionsdtodadparticulardpaper.dAssumptionsdaboutdfuturedmarkdscheme
sdondthedbasisdofdonedyear’sddocumentdshoulddbedavoided;dwhilstdthedguidingdprinciplesdofdassessmentdre
maindconstant,ddetailsdwilldchange,ddependingdondthedcontentdofdadparticulardexaminationdpaper.
Furtherdcopiesdofdthisdmarkdschemedaredavailabledfromdaqa.org.uk
Copyrightdinformation
AQA dretainsd thedcopyrightd ond allditsd publications. d However,dregisteredd schools/collegesdfordAQAd aredpermitteddtodcopydmaterial dfromdthisd bookletd fordtheir dow
ndinternal d use,dwithdthedfollowingd important d exception:dAQAd cannotd gived permissiondtod schools/collegesd tod photocopyd anyd material dthatd isd acknowledgeddtod a
dthirddpartydevendfor dinternal dusedwithindthedcentre.
Copyright d©d 2020dAQAd andditsdlicensors.dAlldrightsd reserved.
2
d d d d
OGY 8464/C/2H CHEMISTRY PAPER 2H
d d d d d
MARKING SCHEME 2020.
d d
,GCSE
COMBINED SCIENCE: TRILOGY846 d d d
4/C/2H
Chemistry Paper 2H
d d
Mark scheme
d
June 2020
d
Version:d1.0dFinaldMarkdScheme
*206g8464c2h/MS*
, MARK SCHEME – GCSE COMBINED SCIENCE: TRILOGY – 8464/C/2H – JUNE 202
MarkdschemesdaredprepareddbydthedLeaddAssessmentdWriterdanddconsidered,dtogetherdwithdthedrelevantdq
uestions,dbydadpaneldofdsubjectdteachers.dThisdmarkdschemedincludesdanydamendmentsdmadedatdthedstand
ardisationdeventsdwhichdalldassociatesdparticipatedindanddisdthedschemedwhichdwasduseddbydthemdindthisdex
amination.dThedstandardisationdprocessdensuresdthatdthedmarkdschemedcoversdthedstudents’dresponsesdto
dquestionsdanddthatdeverydassociatedunderstandsdanddappliesditdindthedsamedcorrectdway.
Asdpreparationdfordstandardisationdeachdassociatedanalysesdadnumberdofdstudents’dscripts.dAlternativedans
wersdnotdalreadydcovereddbydthedmarkdschemedareddiscusseddanddlegislateddfor.dIf,dafterdthedstandardisati
ondprocess,dassociatesdencounterdunusualdanswersdwhichdhavednotdbeendraiseddtheydaredrequireddtodrefer
dthesedtodthedLeaddExaminer.
Itdmustdbedstresseddthatdadmarkdschemedisdadworkingddocument,dindmanydcasesdfurtherddevelopeddanddex
pandeddondthedbasisdofdstudents’dreactionsdtodadparticulardpaper.dAssumptionsdaboutdfuturedmarkdscheme
sdondthedbasisdofdonedyear’sddocumentdshoulddbedavoided;dwhilstdthedguidingdprinciplesdofdassessmentdre
maindconstant,ddetailsdwilldchange,ddependingdondthedcontentdofdadparticulardexaminationdpaper.
Furtherdcopiesdofdthisdmarkdschemedaredavailabledfromdaqa.org.uk
Copyrightdinformation
AQA dretainsd thedcopyrightd ond allditsd publications. d However,dregisteredd schools/collegesdfordAQAd aredpermitteddtodcopydmaterial dfromdthisd bookletd fordtheir dow
ndinternal d use,dwithdthedfollowingd important d exception:dAQAd cannotd gived permissiondtod schools/collegesd tod photocopyd anyd material dthatd isd acknowledgeddtod a
dthirddpartydevendfor dinternal dusedwithindthedcentre.
Copyright d©d 2020dAQAd andditsdlicensors.dAlldrightsd reserved.
2
