DP Chemistry (last assessment 2024)
Question 21M.2.hl.TZ2.4g(ii)
| Date | May 2021 | Marks available | [Maximum mark: 1] | Reference code | 21M.2.hl.TZ2.4g(ii) |
| Level | hl | Paper | 2 | Time zone | TZ2 |
| Command term | Identify | Question number | g(ii) | Adapted from | N/A |
g(ii).
[Maximum mark: 1]
21M.2.hl.TZ2.4g(ii)
Organic chemistry can be used to synthesize a variety of products.
Combustion analysis of an unknown organic compound indicated that it contained only carbon, hydrogen and oxygen.
(g(ii))
Identify the bond responsible for the absorption at A in the infrared spectrum. Use section 26 of the data booklet.
NIST Mass Spectrometry Data Center Collection © 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
[1]
Markscheme
C=O ✓
Accept carbonyl/C=C.
