Atoms, elements and compounds · Cambridge O Level 5070
2.5 Simple molecules and covalent bonds
2.5 Simple molecules and covalent bonds appeared in 6 of the 6 years from 2020–2025, worth 331 marks across 72 questions — about 4.6 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.
- 202017
- 202111
- 202213
- 202311
- 202410
- 202510
Appearance history
- Most recent
- 2025
- First in range
- 2020
- Years since last
- 0
- Longest gap
- 0 years
Historical occurrence only — not an exam prediction.
Related topics
Topics that most often share a question with this one.
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