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Chemistry · 2023 · 1 mark
CBSE 2023 · Region 3 · Set 1 · Q17
Assertion (A): Nucleophilic substitution of iodoethane is easier than chloroethane. Reason (R): Bond energy of C - Cl bond is less than C - I bond.
Assertion (A) : Nucleophilic substitution of iodoethane is easier than chloroethane.
Reason (R): Bond energy of C - Cl bond is less than C - I bond.
Official answer
(C)
Assertion (A) is true, but Reason (R) is false.
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CBSE Class 12 Chemistry past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.