DP Chemistry (last assessment 2024)
Question 17N.3.sl.TZ0.15a
| Date | November 2017 | Marks available | [Maximum mark: 1] | Reference code | 17N.3.sl.TZ0.15a |
| Level | sl | Paper | 3 | Time zone | TZ0 |
| Command term | State | Question number | a | Adapted from | N/A |
a.
[Maximum mark: 1]
17N.3.sl.TZ0.15a
Vegetable oils can be used as a source of energy.
(a)
State the structural feature of chlorophyll that enables it to absorb visible light.
[1]
Markscheme
«extensive» conjugation
OR
alternating single and double bonds
