DP Chemistry (last assessment 2024)
Question 18M.1.sl.TZ1.26
| Date | May 2018 | Marks available | [Maximum mark: 1] | Reference code | 18M.1.sl.TZ1.26 |
| Level | sl | Paper | 1 | Time zone | TZ1 |
| Command term | Apply | Question number | 26 | Adapted from | N/A |
26.
[Maximum mark: 1]
18M.1.sl.TZ1.26
Which of these reactions proceeds by a free radical mechanism in the presence of UV light?
A. C6H6 + Cl2 → C6H5Cl + HCl
B. C6H6 + 3H2 → C6H12
C. CH2CH2 + HBr → CH3CH2Br
D. CH3CH3 + Cl2 → CH3CH2Cl + HCl
[1]
Markscheme
D