DP Chemistry (last assessment 2024)
Question 20N.1.sl.TZ0.20
| Date | November 2020 | Marks available | [Maximum mark: 1] | Reference code | 20N.1.sl.TZ0.20 |
| Level | sl | Paper | 1 | Time zone | TZ0 |
| Command term | State | Question number | 20 | Adapted from | N/A |
20.
[Maximum mark: 1]
20N.1.sl.TZ0.20
Which of these acids has the weakest conjugate base?
A.
B.
C.
D.
[1]
Markscheme
A
Examiners report
More than 59% of the candidates understood that strong acids have weak conjugate bases.