CBSE 2026 · Region 2 · Set 1 · Q3 · 1 mark
The order for the given reaction is : A + 2B → Products Rate $\displaystyle =\mathrm{k}[\mathrm{A}]^{1 / 2}[\mathrm{~B}]^{1}$
Official answer
From CBSE’s own marking scheme for this paper.
(A)
$\displaystyle 1.5$
Chemical KineticsRate of a Chemical ReactionRemembermcqeasy
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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.