CBSE 2026 · Region 3 · Set 2 · Q16 · 1 mark
Assertion $\displaystyle (A)$ : Order of reaction is not applicable for elementary reaction but applicable for complex reaction.
Reason (R) : Order of reaction is an experimental quantity.
Official answer
From CBSE’s own marking scheme for this paper.
(D)
Assertion (A) is false, but Reason (R) is true.
Chemical KineticsRate of a Chemical ReactionAnalyseassertion_reasonmedium
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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.