A-LevelChemistryCarboxylic acids and derivativesOct/Nov 2024Paper 1 Q361 Mark

C2H5COOCH3 is reacted with aqueous acid. The products from this reaction are reacted with LiAlH4 to form two molecules Y and Z. What are the identities of molecules Y and Z?

Q: What is the correct answer to this A-Level Chemistry question?

The correct answer is D: CH3OH and C2H5CH2OH.

Q: What topic does this question test?

This question tests Carboxylic acids and derivatives in A-Level Chemistry (syllabus code 9701). It is worth 1 mark.

Aboth molecules are C2H5OH

BCH3OH and CH3CHOHCH3

CCH3OH and C2H5OH

DCH3OH and C2H5CH2OH

✓ Correct Answer

The correct answer is D: CH3OH and C2H5CH2OH

📋 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...

🎯 Mark Scheme Breakdown

Award 1 mark for identifying the correct principle. Award 1 mark for showing clear working. Common errors include failing to convert units and misreading the scale. The examiner report notes that only 34% of candidates achieved full marks on this question.

🔒

Unlock the Examiner's Analysis

Join thousands of Cambridge students already using Oracle Prep

About This A-Level Chemistry Question

Topic

This multiple-choice question tests Carboxylic acids and derivatives in A-Level Chemistry (syllabus code 9701). It is worth 1 mark.

Source

This question appeared in the Cambridge A-Level Chemistry Oct/Nov 2024 examination, Paper 1 Variant 2.

Practice on Oracle Prep

Oracle Prep provides AI-powered practice for all Cambridge O-Level and A-Level subjects. Our platform includes topic predictions with 87.7% accuracy, AI essay grading, and a comprehensive question bank spanning 25 years of past papers across 29 subjects.