CBSE 2023 · Region 5 · Set 1 · Q18 · 1 mark
Assertion (A) : Trans $\displaystyle \left[\mathrm{Cr} \mathrm{C} l_{2}(\mathrm{ox})_{2}\right]^{3-}$ shows optical isomerism.
Reason (R) : Optical isomerism is common in octahedral complexes involving didentate ligands.
Official answer
From CBSE’s own marking scheme for this paper.
(D)
Assertion (A) is false, but Reason (R) is true.
Coordination CompoundsIsomerism in Coordination CompoundsUnderstandassertion_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.