Chemistry · May / June 2020 · Paper 12 · Question 37
5070Carboxylic acids
Which structure shows the carboxylic acid with the lowest relative molecular mass?
- AH-C(=O)-O-H
- BH-C(H)(H)-C(=O)-O-H
- CH-C(=O)-H
- DH-O-C(=O)-O-H
As printed in the paper
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Correct answer: A. H-C(=O)-O-H
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