Exam (elaborations)
AQA GCSE CHEMISTRY 8462/1H Higher Tier Paper 1 May 2024 Questions Paper
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AQA GCSE CHEMISTRY 8462/1H Higher Tier Paper 1 May 2024 Questions Paper
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Please write clearly in block capitals.Centre Candidate
number number
Surname
Forename(s)
Candidate ure
signat
GCSE
CHEMISTRY
Higher Tier Paper 1 H
Friday 17 May 2024 Morning Time allowed: 1 hour 45 minutes
Materials
For this paper you must have: For Examiner’s Use
a ruler
a scientific calculator Questio Mark
the periodic table (enclosed). n
1
Instructions 2
Use black ink or black ball-point pen. 3
Pencil should only be used for drawing.
4
Fill in the boxes at the top of this page.
Answer all questions in the spaces provided. Do not write 5
outside the box around each page or on blank pages. 6
If you need extra space for your answer(s), use the lined pages at the end of
7
this book. Write the question number against your answer(s).
Do all rough work in this book. Cross through any work you do 8
not want to be marked. 9
Information TOTAL
The maximum mark for this paper is 100.
The marks for questions are shown in brackets.
You are expected to use a calculator where appropriate.
In all calculations, show clearly how you work out your answer.
You are reminded of the need for good English and clear
presentation in your answers.
*JUN24 4621H01*
IB/M/Jun24/G4005/E10 8462/1H
, 2
Do not
write
A student
0 1 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 sulfuri carbo
+ → + +
carbonat c acid n
e dioxid
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/
*
, 3
Do not
write
0 1 .4 Name the equipment that can be used to warm the filtrate gently box
in Step 6. [1 mark]
0 1
.5 The maximum theoretical mass of the salt that could be produced using 50
cm3 of the sulfuric acid is 12.5 g.
The percentage yield of the salt is
92.8%. Calculate the mass of salt
actually produced. Use the equation:
mass of salt actually
produced
% yield =
maximum theoretical mass of salt that could be produced
×100
[3 marks]
Mass of salt actually produced = g
Question 1 continues on the next page
Turn over ►
*03
IB/M/
*
, 4
Do not
write
box
0 1 .6 Some salts can be produced by reacting sulfuric acid with a
metal. Neither copper nor sodium is used to produce a salt with
sulfuric acid.
Give one reason why each metal is not used.
[2 marks]
Copper
10
*04
IB/M/
*
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