GCSE CHEMISTRY TRIPLE SCIENCE PREDICTED 2024 AQA

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GCSE CHEMISTRY q




TRIPLE SCIENCE q




PREDICTED
PAPER 2 q




2024
AQA
Time:q 1q hourq 45q Minutesq


Totalq marks:q 100q Marks


HIGHERq TIER


100

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1.1) Describeq anq effectiveq wayq ofq measuringq theq rateq ofq reactionq
forq theq reactionq betweenq magnesiumq andq hydrochloricq acid.

[3q marks]




1.2) Discussq howq differentq factorsq affectq theq rateq ofq reaction.

Youq mayq supportq yourq answerq withq diagramsq and/orq calculations.

[5q marks]

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Thisq questionq isq aboutq equilibrium.


Belowq isq anq ionicq equationq showingq theq reactionq betweenq yellowq
Ironq (III),q andq colourlessq thiocyanateq ionsq SCN+q whichq reactq toq formq
aq redq productq ofq FeSCN2+q ions.

Atq roomq temperatureq andq pressure,q theq reactionq mixtureq isq orangeq
inq colour.




1.3) Explainq theq effect,q ifq any,q onq theq colourq ofq theq mixtureq whenq theq
pressureq ofq theq reactionq isq changed.
[2q marks]


2.
3.
4.
5.


1.4) Theq reactionq aboveq isq exothermic.
Describeq andq explainq whatq wouldq beq observedq ifq theq reactionq wasq heatedq up.
[3q marks]


6.




(Totalq marksq forq questionq 1q =q 13q marks)