DP Chemistry (last assessment 2024)
Question 18N.3.hl.TZ0.21a
| Date | November 2018 | Marks available | [Maximum mark: 1] | Reference code | 18N.3.hl.TZ0.21a |
| Level | hl | Paper | 3 | Time zone | TZ0 |
| Command term | Draw | Question number | a | Adapted from | N/A |
a.
[Maximum mark: 1]
18N.3.hl.TZ0.21a
Taxol is a chiral cancer drug which is synthesized using a chiral auxiliary.
(a)
The diagram shows part of a Taxol molecule in skeletal form.
Draw a circle around each chiral carbon.
[1]
Markscheme
Do not penalize any other notation (eg *) used for a circle.