Chemical reactions · Cambridge O Level 5070
6.1 Physical and chemical changes
6.1 Physical and chemical changes appeared in 5 of the 6 years from 2020–2025, worth 41 marks across 11 questions — about 3.73 marks each.
Based on 95 real Cambridge past papers, 2020–2025.
Questions per year
How many Chemistry questions tagged to this topic appeared each year.
- 20201
- 20210
- 20221
- 20233
- 20244
- 20252
Appearance history
- Most recent
- 2025
- First in range
- 2020
- Years since last
- 0
- Longest gap
- 1 year
Historical occurrence only — not an exam prediction.
Related topics
Topics that most often share a question with this one.
Practise this topic
Drill 6.1 Physical and chemical changes with real Cambridge O Level Chemistry questions and their official marking schemes, or generate a fresh worksheet on it in seconds.