The hybridization states of the central atom in the complexes

CHEMISTRY · Single correct · CBSE · Chemistry · Coordination Compounds · Coordination Compounds

Problem

[\text{Fe}(\text{CN})_6]^{3-}

[\text{Fe}(\text{CN})_6]^{4-}

and

[\text{Co}(\text{NO}_2)_6]^{3-}

are : (1)

d^2sp^3

sp^3d^2

and

dsp^2

respectively (2)

d^2sp^3

sp^3d^2

and

sp^3d^2

respectively (3)

d^2sp^3

sp^3d^2

and

d^2sp^3

respectively (4) all

d^2sp^3