DP Chemistry (last assessment 2024)
Question 22M.1.hl.TZ2.12
Date | May 2022 | Marks available | [Maximum mark: 1] | Reference code | 22M.1.hl.TZ2.12 |
Level | hl | Paper | 1 | Time zone | TZ2 |
Command term | Determine | Question number | 12 | Adapted from | N/A |
12.
[Maximum mark: 1]
22M.1.hl.TZ2.12
What is the molecular geometry of SF4?
A. Tetrahedral
B. Trigonal bipyramidal
C. See-saw
D. Square planar
[1]
Markscheme
C
Examiners report
54% of the candidates deduced the molecular geometry of SF4. The distractors were chosen with equal frequency by the rest of the candidates. This question discriminated well between high-scoring and low-scoring candidates.