1.

The number of unidentate ligands in the comples ion is called

Answer»

oxidation number
primary valency
coordination number
EAN

Solution :Coordination number or ligancy is the total number of MONODENTATE or unidentate LIGANDS surrounding the central atom in the coordination sphere or in the complex ion.
e.g. `[Co(NH_(3))_(6)]^(3+)` - coordination number = 6.


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