Assertion (A) Benzaldehyde is less reactive in comparison to ethanol towards nucleophilic attack. Reason (R) All the carbon atoms of benzaldehyde are sp2-hybridised.

Question

Assertion (A) Benzaldehyde is less reactive in comparison to ethanol towards nucleophilic attack. Reason (R) All the carbon atoms of benzaldehyde are sp2-hybridised. (A) If both Assertion and Reason are true and Reason is correct explanation of Assertion. (B) If both Assertion and Reason are true but Reason is not the correct explanation of Assertion. (C) If Assertion is true but Reason is false. (D) If both Assertion and Reason are false.

Tardigrade Admin · Accepted Answer

Because of electron donating effect of the benzene ring, the carbonyl carbon of benzaldehyde is less electrophilic.

Q. Assertion (A) Benzaldehyde is less reactive in comparison to ethanol towards nucleophilic attack. Reason (R) All the carbon atoms of benzaldehyde are sp2-hybridised.

If both Assertion and Reason are true and Reason is correct explanation of Assertion.

If both Assertion and Reason are true but Reason is not the correct explanation of Assertion.

If Assertion is true but Reason is false.

If both Assertion and Reason are false.

Because of electron donating effect of the benzene ring, the carbonyl carbon of benzaldehyde is less electrophilic.

Q. Assertion $(A)$ Benzaldehyde is less reactive in comparison to ethanol towards nucleophilic attack.
Reason $(R)$ All the carbon atoms of benzaldehyde are $s p^{2}$ -hybridised.