Chemistry 0620
Cambridge IGCSE Chemistry 0620 — Energy Changes and Reversible Reactions topical past papers
651 past-paper questions on Energy Changes and Reversible Reactions for Chemistry 0620.
- Questions
- 651
- Years
- 2009–2026
- With mark scheme
- 98%
- Questions 2022–2026
- 238
Anyone can browse these pages. Opening the questions and their mark schemes takes a free Momentum account.
How Energy Changes and Reversible Reactions has been examined
From 2022 to 2026, Energy Changes and Reversible Reactions was on Paper 4 · Theory (Extended) in 13 of 14 exam series, worth about 18% of that paper’s marks.
| Paper | Questions | Share of marks | Series |
|---|---|---|---|
| Paper 1 · Multiple Choice (Core) | 81 | 6% | 14 of 14 |
| Paper 2 · Multiple Choice (Extended) | 89 | 7% | 14 of 14 |
| Paper 3 · Theory (Core) | 21 | 8% | 9 of 14 |
| Paper 4 · Theory (Extended) | 32 | 18% | 13 of 14 |
| Paper 6 · Alternative to Practical | 15 | 17% | 9 of 14 |
Momentum’s own count, over the questions in its bank for these years: a series is one exam session, every zone included, and a question filed under two chapters counts in both. Median marks per question: 1.
Filed in Momentum under: Energy Changes and Reversible Reactions.
Practising in Momentum
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Past-paper questions and mark schemes are the copyright of Cambridge International. Momentum shows them to signed-in learners for revision and does not publish them on these pages.