DP Chemistry (last assessment 2024)
Question 19M.1.hl.TZ2.37
| Date | May 2019 | Marks available | [Maximum mark: 1] | Reference code | 19M.1.hl.TZ2.37 |
| Level | hl | Paper | 1 | Time zone | TZ2 |
| Command term | Question number | 37 | Adapted from | N/A |
37.
[Maximum mark: 1]
19M.1.hl.TZ2.37
Which class of compound is formed when a ketone is reduced?
A. primary alcohol
B. secondary alcohol
C. ether
D. carboxylic acid
[1]
Markscheme
B
Examiners report
85 % of the candidates identified the secondary alcohol as the product of the reduction of a ketone. The other three distractors (primary alcohol, ether and carboxylic acid) were chosen almost equally by the remaining candidates.