Gce Model Questions Vol1 2025 Chemistry Question 45

Practice objective / multiple choice question 45 from the 2025 Gce Model Questions Vol1 Chemistry examination.

Gce Model Questions Vol1 2025 Chemistry Objective / Multiple Choice Medium Difficulty
Question 45 GCE_MODEL_QUESTIONS_VOL1 • 2025 • CHEMISTRY • objective

Ethanol is first oxidised to acetaldehyde using pyridinium chlorochromate (PCC). The acetaldehyde then undergoes a base‑catalysed aldol condensation with a second molecule of acetaldehyde, and the resulting β‑hydroxyaldehyde is dehydrated by heating. Provide the IUPAC name of the final product.

Answer Options

A. but-1-enal
Correct Answer B. but-2-enal
C. pent-2-enal
D. but-2-ynal
Correct Answer
B
Correct Option:
but-2-enal

About This Question

This is Gce Model Questions Vol1 2025 Chemistry Question 45. It is one of the objective questions from the 2025 Gce Model Questions Vol1 Chemistry examination.

Difficulty level: Medium .

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