Answer
(a) en is the abbreviation for Ethylene diamine ( NH2-CH2-CH2-NH2).
(b) The oxidation number of Co is +3,
(c) The coordination number of Co is 6.
(d) Ethylene diamine (en) is a bidentate ligand.
Work Step by Step
We know:
(a) en is the abbreviation for Ethylene diamine ( NH2-CH2-CH2-NH2).
(b) The oxidation number of Co is +3,
(c) The coordination number of Co is 6.
(d) Ethylene diamine (en) is a bidentate ligand.