A-LevelChemistryCarboxylic acids and derivatives9701/12 · Oct/Nov 2020 · Q291 Mark
Compound Z is shown. [Figure 29.1] What is produced in good yield when compound Z is treated with an excess of sodium carbonate solution at room temperature?
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.
AStructure with cyclohexane ring, two -OH, one -CO₂Na, and an intact ester.
BStructure with cyclohexane ring, two -ONa, one -CO₂Na, and an intact ester.
CStructure with cyclohexane ring, one -ONa, one -CO₂Na, and an intact ester.
DStructure with cyclohexane ring, two -ONa, one -CO₂Na, one -OH, and a separate carboxylic acid.
✓ Correct answer
A: Structure with cyclohexane ring, two -OH, one -CO₂Na, and an intact ester.
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