DP Chemistry (last assessment 2024)
Question 18N.1.sl.TZ0.25
| Date | November 2018 | Marks available | [Maximum mark: 1] | Reference code | 18N.1.sl.TZ0.25 |
| Level | sl | Paper | 1 | Time zone | TZ0 |
| Command term | Question number | 25 | Adapted from | N/A |
25.
[Maximum mark: 1]
18N.1.sl.TZ0.25
What is the order of increasing boiling point for the isomers of C5H12?
A. CH3CH2CH2CH2CH3 < CH3CH(CH3)CH2CH3 < CH3C(CH3)3
B. CH3C(CH3)3 < CH3CH(CH3)CH2CH3 < CH3CH2CH2CH2CH3
C. CH3C(CH3)3 < CH3CH2CH2CH2CH3 < CH3CH(CH3)CH2CH3
D. CH3CH(CH3)CH2CH3 < CH3C(CH3)3 < CH3CH2CH2CH2CH3
[1]
Markscheme
B