CBSE 2026 · Region 3 · Set 3 · Q10 · 1 mark
Consider the following compounds : Chlorobenzene (I), $\displaystyle 2,4,6$-trinitrochlorobenzene (II), $\displaystyle 2,4$-dinitrochlorobenzene (III), $\displaystyle 4$-nitrochlorobenzene (IV) The correct order of increasing ease of nucleophilic substitution reactions of these compounds is :
Official answer
From CBSE’s own marking scheme for this paper.
(A)
I $\displaystyle <$ IV $\displaystyle <$ III $\displaystyle <$ II
Haloalkanes and HaloarenesChemical Reactions of Haloalkanes and HaloarenesAnalysemcqmedium
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CBSE Class 12 Chemistry past-paper question from the 2026board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.