If ethylenediamine is a bidentate ligand, is amine expected to be a monodentate or bidentate ligand? Why?

• A. Amine is a monodentate ligand because it only has one donor atom.
• B. Amine is a bidentate ligand because it has two donor atoms.
• C. Amine is neither a monodentate nor a bidentate ligand because it does not have donor atoms.

Answer: (A)