MHT CET 2024 Chemistry question

What type of ligand is the oxalate ion ?

(A)Monodentate
(B)BidentateCorrect
(C)Ambidentate
(D)Hexadentate

Answer: (B)

Solution

The oxalate ion, (), has two carboxylate oxygen atoms, one on each carbon, each of which can donate a lone pair to the central metal ion at the same time, forming a five-membered chelate ring. A ligand that binds through two donor atoms is bidentate,

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Question ID VK-096696