In metal carbonyl having general formula M(CO)x where M = metal, x = 4 and the metal is bonded to

Options

(a) carbon and oxygen
(b) C ≡ O triple bond
(c) oxygen
(d) carbon

Correct Answer:

carbon

Explanation:

The M(CO)₄ metal is bonded to the ligands via carbon atoms with both σ and π – bond character. Both metal to ligand and ligand to metal bonding are possible.