A-LevelChemistryCarboxylic acids and derivativesFeb/Mar 2024Paper 1 Q351 Mark
Esters can be hydrolysed with an aqueous alkali or an aqueous acid to form two products. The table compares the two methods. Which row is correct?
Aaqueous alkali: complete conversion to a salt and an organic acid, aqueous acid: forms an equilibrium mixture with an organic acid and an alcohol
Baqueous alkali: forms an equilibrium mixture with a salt and an organic acid, aqueous acid: complete conversion to a salt and an alcohol
Caqueous alkali: complete conversion to a salt and an alcohol, aqueous acid: forms an equilibrium mixture with an organic acid and an alcohol
Daqueous alkali: complete conversion to a salt and an alcohol, aqueous acid: complete conversion to an organic acid and an alcohol
✓ Correct Answer
The correct answer is C. This question tests the candidate's understanding of carboxylic acids and derivatives within the Chemistrysyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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