AQA
GCSE
COMBINED SCIENCE: TRILOGY
8464/C/2F
Foundation Tier
Chemistry Paper 2F
Question Paper + Mark scheme [MERGED]
June 2022
, Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
F
GCSE
COMBINED SCIENCE: TRILOGY
Foundation Tier
Chemistry Paper 2F
Time allowed: 1 hour 15 minutes
Materials
For Examiner’s Use
For this paper you must have:
• a ruler Question Mark
• a scientific calculator
1
• the periodic table (enclosed).
2
Instructions 3
• Use black ink or black ball-point pen.
4
• Pencil should only be used for drawing.
• Fill in the boxes at the top of this page. 5
• Answer all questions in the spaces provided. 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 not want to be TOTAL
marked.
• In all calculations, show clearly how you work out your answer.
Information
• The maximum mark for this paper is 70.
• The marks for questions are shown in brackets.
• You are expected to use a calculator where appropriate.
• You are reminded of the need for good English and clear presentation in your answers.
*jun228464c2F01*
IB/M/Jun22/E11 8464/C/2F
, 2
Do not write
outside the
0 1 This question is about the Earth’s atmosphere. box
0 1 . 1 The Earth’s atmosphere contains 21% oxygen.
Draw the bar for oxygen on Figure 1.
[1 mark]
Figure 1
0 1 . 2 What is used to test for oxygen gas?
[1 mark]
Tick () one box.
A burning splint
A glowing splint
Damp litmus paper
Limewater
*02*
IB/M/Jun22/8464/C/2F
, 3
Do not write
outside the
The Earth’s early atmosphere was very different from the Earth’s atmosphere today. box
Figure 2 shows the composition of the Earth’s early atmosphere and of the Earth’s
atmosphere today.
Figure 2
0 1 . 3 The percentages of nitrogen and oxygen in the Earth’s atmosphere today are different
from the Earth’s early atmosphere.
Complete the sentences.
Choose answers from the box.
Use Figure 2.
Each answer can be used once, more than once or not at all.
[2 marks]
decreased increased stayed the same
Since the Earth’s early atmosphere, the percentage of nitrogen in the Earth’s
atmosphere has .
Since the Earth’s early atmosphere, the percentage of oxygen in the Earth’s
atmosphere has .
Turn over ►
*03*
IB/M/Jun22/8464/C/2F
GCSE
COMBINED SCIENCE: TRILOGY
8464/C/2F
Foundation Tier
Chemistry Paper 2F
Question Paper + Mark scheme [MERGED]
June 2022
, Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
F
GCSE
COMBINED SCIENCE: TRILOGY
Foundation Tier
Chemistry Paper 2F
Time allowed: 1 hour 15 minutes
Materials
For Examiner’s Use
For this paper you must have:
• a ruler Question Mark
• a scientific calculator
1
• the periodic table (enclosed).
2
Instructions 3
• Use black ink or black ball-point pen.
4
• Pencil should only be used for drawing.
• Fill in the boxes at the top of this page. 5
• Answer all questions in the spaces provided. 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 not want to be TOTAL
marked.
• In all calculations, show clearly how you work out your answer.
Information
• The maximum mark for this paper is 70.
• The marks for questions are shown in brackets.
• You are expected to use a calculator where appropriate.
• You are reminded of the need for good English and clear presentation in your answers.
*jun228464c2F01*
IB/M/Jun22/E11 8464/C/2F
, 2
Do not write
outside the
0 1 This question is about the Earth’s atmosphere. box
0 1 . 1 The Earth’s atmosphere contains 21% oxygen.
Draw the bar for oxygen on Figure 1.
[1 mark]
Figure 1
0 1 . 2 What is used to test for oxygen gas?
[1 mark]
Tick () one box.
A burning splint
A glowing splint
Damp litmus paper
Limewater
*02*
IB/M/Jun22/8464/C/2F
, 3
Do not write
outside the
The Earth’s early atmosphere was very different from the Earth’s atmosphere today. box
Figure 2 shows the composition of the Earth’s early atmosphere and of the Earth’s
atmosphere today.
Figure 2
0 1 . 3 The percentages of nitrogen and oxygen in the Earth’s atmosphere today are different
from the Earth’s early atmosphere.
Complete the sentences.
Choose answers from the box.
Use Figure 2.
Each answer can be used once, more than once or not at all.
[2 marks]
decreased increased stayed the same
Since the Earth’s early atmosphere, the percentage of nitrogen in the Earth’s
atmosphere has .
Since the Earth’s early atmosphere, the percentage of oxygen in the Earth’s
atmosphere has .
Turn over ►
*03*
IB/M/Jun22/8464/C/2F
