Chemistry 9701 · 35 Polymerisation
35.3 Degradable polymers
Explain the inertness of poly(alkenes) and the biodegradability of polyesters and polyamides via hydrolysis.
- Questions
- 5
- Years
- 2015–2020
- Multiple choice
- 4
- Written answer
- 1
- Average marks
- 2.8
Where this subtopic appears
- Paper 1variants 11, 12, 134
- Paper 4variants 421
Questions by year
| Year | Feb/March | May/June | Oct/Nov | Total |
|---|---|---|---|---|
| 2020 | – | – | 2 | 2 |
| 2018 | 1 | – | – | 1 |
| 2016 | – | 1 | – | 1 |
| 2015 | – | 1 | – | 1 |
