A-LevelChemistryAnalytical techniques9701/12 · Feb/Mar 2020 · Q231 Mark
The infrared spectrum shown was obtained from a compound J. [Figure 23.1] Which statement about J is correct?
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
ABoth C=O and C≡N are present.
BNeither C=O nor C≡N are present.
CC=O is present but not C≡N.
DC≡N is present but not C=O.
✓ Correct answer
C: C=O is present but not C≡N.
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