Atoms, elements and compounds · Cambridge IGCSE 0620
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 1071 marks across 199 questions — about 5.38 marks each.
Based on 248 real Cambridge past papers, 2020–2025.
Questions per year
How many Chemistry questions tagged to this topic appeared each year.
- 202031
- 202143
- 202227
- 202328
- 202439
- 202531
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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