DP Chemistry (last assessment 2024)
Question 20N.1.sl.TZ0.10
| Date | November 2020 | Marks available | [Maximum mark: 1] | Reference code | 20N.1.sl.TZ0.10 |
| Level | sl | Paper | 1 | Time zone | TZ0 |
| Command term | Predict | Question number | 10 | Adapted from | N/A |
10.
[Maximum mark: 1]
20N.1.sl.TZ0.10
Which molecule is most polar?
A.
B.
C.
D.
[1]
Markscheme
A
Examiners report
63% of the candidates could identify CHF3 as more polar than CClF3. A surprising number selected either CCl4 or CF4 as the most polar.