CBSE 2023 · Region 2 · Set 3 · Q18 · 1 mark
Assertion (A) : Chlorobenzene is resistant to nucleophilic substitution reaction at room temperature.
Reason (R) : $\displaystyle \mathrm{C}-\mathrm{C} l$ bond gets weaker due to resonance.
Official answer
From CBSE’s own marking scheme for this paper.
(C)
(A) is true, but (R) is false.
Haloalkanes and HaloarenesNature of C–X BondUnderstandassertion_reasonmedium
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CBSE Class 12 Chemistry past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.