JEE Main Chemistry question

Which group is displaced by a halogen group?

(A)Hydroxyl () groupCorrect
(B)Aldehyde () group
(C)Nitro () group
(D)Keto () group

Answer: (A)

Solution

Treating an alcohol with a halogenating reagent such as , or converts it directly into the corresponding alkyl halide, with the hydroxyl group being replaced by a halogen:

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Question ID VK-148346