NEET Chemistry Preparation Assertion Reason Question
Assertion (A): Benzaldehyde can be prepared by the Gatterman – Koch reaction.
Reason (R): In the Gatterman – Koch reaction, benzene is treated with carbon monoxide and hydrogen chloride in the presence of anhydrous aluminium chloride or cuprous chloride.
Both A and R are true, and R is the correct explanation of A.
Both A and R are true, but R is not the correct explanation of A.
A is true, but R is false.
A is false.
Correct Answer
Detailed Explanation
Both the assertion and the reason are true. The Gatterman – Koch reaction involves treating benzene with carbon monoxide and hydrogen chloride in the presence of anhydrous aluminium chloride or cuprous chloride to form benzaldehyde.
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