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  • In the following question a statement of assertion followed by a statement of reason is given. Choose the correct answer out of the following choices. Assertion: Aromatic aldehydes and formaldehyde undergo Cannizaro reaction.

In the following question a statement of assertion followed by a statement of reason is given. Choose the correct answer out of the following choices.

Assertion: Aromatic aldehydes and formaldehyde undergo Cannizaro reaction.

Reason: Aromatic aldehydes are almost as reactive as formaldehyde.

(i) Assertion and reason both are correct and the reason is the correct explanation of assertion.

(ii) Assertion and reason both are wrong statements.

(iii) The assertion is a correct statement but the reason is the wrong statement.

(iv) The assertion is a wrong statement but the reason is the correct statement.

(v) Assertion and reason both are correct statements but the reason is not the correct

explanation of assertion.

Answers (1)

The answer is the option (iii). Aromatic aldehydes and formaldehyde do not have a-hydrogen and thus undergo Cannizzaro’s reaction. Aldehydes with no alpha hydrogen atom undergo oxidation and reduction reaction when treated with conc. Alkali.

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