DP Chemistry (first assessment 2025)
Question 23M.1A.SL.TZ2.39
Date | May 2023 | Marks available | [Maximum mark: 1] | Reference code | 23M.1A.SL.TZ2.39 |
Level | SL | Paper | 1A | Time zone | TZ2 |
Command term | Question number | 39 | Adapted from | N/A |
39.
[Maximum mark: 1]
23M.1A.SL.TZ2.39
Which technique is best for determining bond lengths within a molecule?
A. 1H NMR spectroscopy
B. infrared spectroscopy
C. mass spectroscopy
D. X-ray crystallography
[1]
Markscheme
D