Past papers · Chemistry
WCH15
Transition Metals and Organic Nitrogen Chemistry
16 papers indexed since 2019, question by question. Next sitting: Thu, 21 Jan 2027. Pick a topic to see every question that tested it.
Redox Equilibria · June 2025
9 question parts · 14 marks
Papers that tested it
16 of 16
Marks as the main point
271
Spec points
19
| Sitting | Question | Marks | Asks you to |
|---|---|---|---|
| June 2025regional | Q1(a)· mcq | 1 | — |
| June 2025regional | Q1(b)· mcq | 1 | — |
| June 2025regional | Q2(a)· mcq | 1 | — |
| June 2025regional | Q2(b)· mcq | 1 | — |
| June 2025regional | Q3(b)· mcq | 1 | — |
| June 2025regional | Q4· mcq | 1 | — |
| June 2025regional | Q16(c)(ii)· short | 2 | calculate |
| June 2025regional | Q16(c)(iii)· long | 4 | calculate |
| June 2025regional | Q16(d)(iii)· short | 2 | deduce |
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