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GCSE
COMBINED SCIENCE: TRILOGY
Foundation Tier
F
Chemistry Paper 2F
Tuesday 13 June 2023Morning Time allowed: 1 hour 15 minutes
2023 AQA GCSE COMBINED SCIENCE: TRILOGY 8464/C/2F Chemistry
For Examiner’s Use
Paper 2F Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]
Materials
Question Mark
For this paper you must have:
• a ruler 1
• a scientific calculator 2
• the periodic table (enclosed). 3
Instructions 4
• Use black ink or black ball-point pen. 5
• Pencil should only be used for drawing. 6
• Fill in the boxes at the top of this page.
• Answer all questions in the spaces provided. TOTAL
• If you need extra space for your answer(s), use the lined pages at the end of
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
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.
*JUN238464C2F01*
IB/M/Jun23/E5 8464/C/2F
, 2
Do not write
outside the
box
0 1Crude oil contains a large number of hydrocarbons.
0 1 . 1 Crude oil is a finite resource.
What is a finite resource? [1 mark]
✓
Tick ( ) one box.
A limited resource
A renewable resource
A sustainable resource
0 1 . 2 What is crude oil formed from?
[1 mark]
✓
Tick ( ) one box.
Plankton
Volcanoes
Water
*02*
IB/M/Jun23/8464/C/2F
, 3
Do not write
outside the
0 1.3 What type of substance is crude oil? box
[1 mark]
✓
Tick ( ) one box.
Compound
Element
Mixture
0 1.4 The hydrocarbons in crude oil are separated into fractions using fractional distillation.
Complete the sentences.
Choose answers from the box.
[2 marks]
condense evaporate freeze melt
In fractional distillation the crude oil is heated so
the hydrocarbons .
The fractions collect as the hydrocarbons cool and .
Question 1 continues on the next page
Turn over ►
*03*
IB/M/Jun23/8464/C/2F
, 4
Do not write
outside the
Hydrocarbons can be cracked to produce more useful molecules. box
0 1 . 5 Complete the sentence.
Choose the answer from the box.
[1 mark]
alloys fertilisers fuels
Some products of cracking are useful as .
0 1 . 6 Hydrogen gas is a product of cracking. What
is used in the test for hydrogen gas?
[1 mark]
✓
Tick ( ) one box.
Burning splint
Glowing splint
Limewater
*04*
IB/M/Jun23/8464/C/2F
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