Electrochemistry · Cambridge IGCSE 0620
4.5 Ionic half-equations
4.5 Ionic half-equations appeared in 6 of the 6 years from 2020–2025, worth 357 marks across 62 questions — about 5.76 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.
- 202012
- 202112
- 20228
- 202310
- 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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