DP Chemistry (last assessment 2024)
Question 19M.3.sl.TZ2.5c
| Date | May 2019 | Marks available | [Maximum mark: 1] | Reference code | 19M.3.sl.TZ2.5c |
| Level | sl | Paper | 3 | Time zone | TZ2 |
| Command term | Identify | Question number | c | Adapted from | N/A |
c.
[Maximum mark: 1]
19M.3.sl.TZ2.5c
Polymers have a wide variety of uses but their disposal can be problematic.
(c)
Identify a hazardous product of the incineration of polychloroethene.
[1]
Markscheme
Any one of:
HCl [✔]
Cl2 [✔]
dioxins [✔]
C [✔]
CO [✔]
Examiners report
This was a well answered question, with most candidates identifying at least one method plasticizers affect the properties of plastic.
