AQA GCSE Separate Science
Chemistry – Paper 1 Higher Tier
Predicted Paper 2023 With marking scheme
Name ……………………………………………………………………
Date …………………
1 hour 45 minutes allowed.
You may use a calculator and an AQA periodic t...
AQA GCSE Separate
Science
Chemistry –
Paper 1 Higher
Tier
Predicted Paper 2023 With marking scheme
Name ……………………………………………………………………
Date …………………
1 hour 45 minutes allowed.
You may use a calculator and an AQA periodic table.
Grade boundaries Possible Marks
Question
marks gained
These are VERY rough guesses! Getting a 1 11
7 on this paper does not guarantee you 2 12
the same mark in the exam. 3 12
4 19
5 14
9 70% 6 12
7 8
8 60%
8 12
7 50%
Total 100
6 45%
5 35%
4 30%
3 25%
1
,Gcse chem ppr1 higher predicted 2023
01 Atoms are made up from subatomic particles; electrons, neutrons
and protons.
a) Describe the structure of the atom, stating the location of each
of the subatomic particles.
[3 marks]
b) The model of the atom has changed over time as new
experimental evidence arises.
State the order in which the subatomic particles were discovered.
[2 marks]
c) State who suggested the location of electrons.
[1 mark]
d) State who discovered neutrons.
[1 mark]
2
, Gcse chem ppr1 higher predicted 2023
e) Rutherford wanted to study the plum pudding model of the atom,
by running an alpha scattering experiment.
Describe what Rutherford found and explain how this changed the
model of the atom.
[4 marks]
3
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