Which from following species is NOT a monodentate ligand?

Which from following species is NOT a monodentate ligand?
  1. $\mathrm{CN}^{-}$
  2. $\mathrm{H}_2 \mathrm{~N}\left(\mathrm{CH}_2\right)_2 \mathrm{NH}_2$
  3. $\mathrm{OH}^{-}$
  4. $\mathrm{Cl}^{-}$

Solution

$\text { Among the given options } \mathrm{H}_2 \mathrm{~N}\left(\mathrm{CH}_2\right)_2 \mathrm{NH}_2 \text { is not a monodentate ligand. Instead it is a bidentate ligand. }$

Asked in: MHT CET 2023 (13 May Shift 2)

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