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IGCSE 0620 Chemistry Paper 42 Oct/Nov 2025 Past Paper (v2)

0620/42/O/N/25 · Oct/Nov 2025 · Paper 4 Theory (Extended)

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Paper details

Exam board
Cambridge IGCSE
Subject
0620 Chemistry
Paper
Paper 4 Theory (Extended)
Paper code
0620/42/O/N/25(0620_w25_qp_42)
Series
Oct/Nov 2025
Variant
v2
Marks in total
78
Questions
6 (50 parts)
Duration
75 min
Type
Written
Parts with figures
1

Topic coverage

11 Organic chemistry17 marks · 22%
7 Acids, bases and salts17 marks · 22%
1 States of matter8 marks · 10%
2 Atoms, elements and compounds7 marks · 9%
4 Electrochemistry7 marks · 9%
9 Metals7 marks · 9%
10 Chemistry of the environment5 marks · 6%
12 Experimental techniques and chemical analysis5 marks · 6%
3 Stoichiometry5 marks · 6%

Question overview (marks and main topic)

QMarksMain topic
Q113States of matter
Q219Metals
Q313Acids, bases and salts
Q414Acids, bases and salts
Q511Organic chemistry
Q68Organic chemistry

Adjacent series

PreviousMay/June 2025 v20620/42/M/J/25 · A 57 / G 12

Other papers in this series

Paper 4 v1Paper 4 v3Paper 2 v2

Back to Paper 4 Theory (Extended) all series · Back to Chemistry subject page

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