Which from following complexes is having ambidentate ligand in it?

Which from following complexes is having ambidentate ligand in it?
  1. Triamminetrinitrocobalt (III)
  2. Pentacarbonyliron (0)
  3. Tetraaminecopper (II) ion
  4. Trioxalatocobaltate (III) ion

Solution

Nitro $\left(-\mathrm{NO}_2\right)$ is an ambidentate ligand as it can donate electrons through nitrogen or oxygen at a time.

Asked in: MHT CET 2024 (16 May Shift 1)

Practice more Coordination Compounds questions on Aicharya