Chemistry 9701 · 33 Carboxylic acids and derivatives
33.2 Esters
Describe ester preparation from acyl chlorides and hydrolysis reactions.
- Questions
- 11
- Years
- 2015–2023
- Multiple choice
- 11
- Written answer
- 0
- Average marks
- 1
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Where this subtopic appears
- Paper 1variants 11, 12, 1311
Questions by year
| Year | May/June | Oct/Nov | Total |
|---|---|---|---|
| 2023 | 1 | – | 1 |
| 2021 | – | 2 | 2 |
| 2020 | 1 | – | 1 |
| 2019 | – | 3 | 3 |
| 2018 | – | 1 | 1 |
| 2017 | 1 | – | 1 |
| 2015 | – | 2 | 2 |
