GCSE EXAMS
2024 May/June 2024
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,JUNE 2024
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0 1 A student produced a salt by reacting copper carbonate with sulfuric acid. box
This is the method used.
1. Measure 50 cm3 of sulfuric acid into a beaker.
2. Add copper carbonate powder.
3. Stir the mixture.
4. Repeat steps 2 and 3 until copper carbonate is in excess.
5. Filter the mixture.
6. Warm the filtrate gently until crystals start to appear.
7. Leave the solution to cool and crystallise.
0 1 . 1 Complete the word equation for the reaction.
[2 marks]
copper sulfuric carbon
+ → + +
carbonate acid dioxide
0 1 . 2 Give one observation the student could make during Step 4 which shows that the
copper carbonate is in excess.
[1 mark]
0 1 . 3 Give one reason for filtering the mixture in Step 5.
[1 mark]
*02*
IB/M/Jun24/8462/1H
2024 May/June 2024
PASTPAPERS
For
exam revision
tyrionpapers.com
,JUNE 2024
GCSE
AQA
PASTPAPER
MARKSCHEME
Turn over
Doc starts from next page
,
, 2
Do not write
outside the
0 1 A student produced a salt by reacting copper carbonate with sulfuric acid. box
This is the method used.
1. Measure 50 cm3 of sulfuric acid into a beaker.
2. Add copper carbonate powder.
3. Stir the mixture.
4. Repeat steps 2 and 3 until copper carbonate is in excess.
5. Filter the mixture.
6. Warm the filtrate gently until crystals start to appear.
7. Leave the solution to cool and crystallise.
0 1 . 1 Complete the word equation for the reaction.
[2 marks]
copper sulfuric carbon
+ → + +
carbonate acid dioxide
0 1 . 2 Give one observation the student could make during Step 4 which shows that the
copper carbonate is in excess.
[1 mark]
0 1 . 3 Give one reason for filtering the mixture in Step 5.
[1 mark]
*02*
IB/M/Jun24/8462/1H
