CBSE 2023 · Region 1 · Set 2 · Q18 · 1 mark
Assertion (A) : EDTA is used to determine hardness of water.
Reason (R) : EDTA is a bidentate ligand.
Official answer
From CBSE’s own marking scheme for this paper.
(C)
Assertion (A) is true, but Reason (R) is false.
Coordination CompoundsDefinitions of Some Important Terms Pertaining to 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.