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F
GCSE
COMBINED SCIENCE: TRILOGY
Foundation Tier
Chemistry Paper 1F
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.
*jun228464c1f01*
IB/M/Jun22/E9 8464/C/1F
, 2
Do not write
outside the
0 1 This question is about Group 1 elements. box
0 1 . 1 What are the Group 1 elements known as?
[1 mark]
Tick () one box.
Alkali metals
Halogens
Noble gases
0 1 . 2 Figure 1 shows a lithium atom.
Figure 1
What is the number of electrons and neutrons in the atom of lithium?
[2 marks]
Number of electrons
Number of neutrons
0 1 . 3 What is the relative charge on a lithium ion?
[1 mark]
Tick () one box.
+1 0 –1
*02*
IB/M/Jun22/8464/C/1F
, 3
Do not write
outside the
0 1 . 4 Lithium is heated and then cooled in an experiment. box
Two physical changes happen in the experiment.
Draw one line from each stage to the physical change that happens in that stage.
[2 marks]
Stage Physical change
Boiling
Condensing
Stage 1
Dissolving
Stage 2
Freezing
Melting
Question 1 continues on the next page
Turn over ►
*03*
IB/M/Jun22/8464/C/1F
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