Experimental techniques and chemical analysis · Cambridge IGCSE 0620
12.2 Separation and purification
12.2 Separation and purification appeared in 6 of the 6 years from 2020–2025, worth 1067 marks across 253 questions — about 4.22 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.
- 202052
- 202133
- 202243
- 202340
- 202442
- 202543
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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