DP Chemistry (last assessment 2024)
Question 19M.1.hl.TZ1.16
| Date | May 2019 | Marks available | [Maximum mark: 1] | Reference code | 19M.1.hl.TZ1.16 |
| Level | hl | Paper | 1 | Time zone | TZ1 |
| Command term | Question number | 16 | Adapted from | N/A |
16.
[Maximum mark: 1]
19M.1.hl.TZ1.16
Which is correct for the reaction H2O (g) → H2O (l) ?
A. Enthalpy increases and entropy increases.
B. Enthalpy decreases and entropy increases.
C. Enthalpy increases and entropy decreases.
D. Enthalpy decreases and entropy decreases.
[1]
Markscheme
D
Examiners report
Higher scoring candidates had more success understanding enthalpy and entropy decreases.