MHT CET Chemistry question

Chemistry Haloalkanes and Haloarenes MHT CET

An alkyl halide after forming the corresponding Grignard reagent and heating with water yields propane. What is the original alkyl halide?

(A)n-Propyl halideCorrect
(B)n-Butyl halide
(C)Ethyl halide
(D)Methyl halide

Answer: (A)

Solution

R-MgX + H2O gives R-H with the same carbon skeleton, so propane means R = propyl and the halide is a propyl halide;

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Question ID VK-043602