Chemistry-Preparation Methods

NEET Chemistry Preparation Methods MCQ Question

Type: MCQ-diagram based-Medium-Class 12

Imagine a diagram showing the preparation of alkyl chlorides by passing dry hydrogen chloride gas through a solution of alcohol. Which of the following statements correctly describes a limitation of this method?

Question diagram
A

This method is not suitable for preparing aryl halides due to the partial double bond character of the carbon-oxygen bond in phenols.

B

This method requires the use of a strong oxidizing agent to proceed.

C

This method cannot be used for alkanes because they lack a suitable functional group.

D

This method results in a mixture of ortho and para isomers.

Correct Answer

Option A

Detailed Explanation

The preparation of alkyl chlorides by passing dry hydrogen chloride gas is not applicable for aryl halides because the carbon-oxygen bond in phenols has a partial double bond character and is difficult to break.

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