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Verified Answer & Explanation⌄

Correct Answer: A) Acyl chloride > Acid anhydride > Ester > Carboxylic acid

Concept Explanation

Better leaving groups increase acyl reactivity; Cl⁻ leaves most readily, followed by carboxylate, while –OR and –OH are poorer leaving groups.

Topic: Reactivity of Carboxylic Acid DerivativesPractice more Reactivity of Carboxylic Acid Derivatives MCQs →
The correct decreasing order of reactivity... |… | ARMCQS