MHT CET 2025 Chemistry question

Identify the product 'X' formed in the following reaction,

Sodium ethoxide + Isopropyl chloride X + Ethanol + Sodium Chloride

(A)1-Ethoxypropane
(B)2-Ethoxypropane
(C)PropeneCorrect
(D)Propane

Answer: (C)

Solution

Sodium ethoxide, , is a strong base as well as a nucleophile. Isopropyl chloride, , is a secondary halide, so with a strong, bulky-enough base elimination (E2, dehydrohalogenation) is favoured over Williamson substitution: (CH_3)_2CHClC_2H_5ONa$ →

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Question ID VK-101336