Nickel `(Z=28)` combines with a uninegative monodentate ligand `X^(-)` to form a paramagnetic complex `[NiX_4]^(2-)`. The number of unpaired electron(s) in the nickel and geometry of this complex ion are, respectively:

Nickel (Z = 28) combines with a uninegative monodentate ligand X^(-) to form a paramagnetic complex [NiX_4]^(2-) . The number of unpaired electrons in the nickel and geometry of this complex ion are, respectively

Nickel combines with a uninegative monodentate ligand X to form a paramagnetic complex [NiX_4]^(2-) . The number of unpaired electron/s in the nickel and geometry of this complex ion are respectively

Velence bond theroy describes the bonding in complexs in terms of coordinate -covalent bond resulting from overlap filled ligand orbitals with vacant metal hybrid orbitals This theory explains magnetic behaviour and geometrical shape of coordination compounds Magnetic moment of a complex compound can be determined experimentally and theoretically by using spin only formula Magnetic moment sqrtn (n+2)BM (where n = No. unpaired electrons) . Ni^(2+) cation combines with a uninegative monodentate ligand X^(Θ) to form paramagnetic complex [NiCI_(4)]^(2-) The number of unpaired electrons(s) in central metal cation and geometry of this complex respectively are (a) One,tetrahedral (b) Two,tetrahedral (c ) One,square planar (d) Two, square planar .

Velence bond theroy describes the bonding in complexs in terms of coordinate -covalent bond resulting from overlap filled ligand orbitals with vacant metal hybrid orbitals This theory explains magnetic behaviour and geometrical shape of coordination compounds Magnetic moment of a complex compound can be determined experimentally and theoretically by using spin only formula Magnetic moment sqrtn (n+2)BM (where n = No. unpaired electrons) . Ni^(2+) cation combines with a uninegative monodentate ligand X^(Θ) to form paramagnetic complex [NiCI_(4)]^(2-) The number of unpaired electrons(s) in central metal cation and geometry of this complex respectively are (a) One,tetrahedral (b) Two,tetrahedral (c ) One,square planar (d) Two, square planar .

Nickel (Z=28) combines with a uninegative monodenatate ligands to form a diamagnetic complex [NiL_(4)]^(2-) . The hybridisation involved and the number of unpaired electrons present in the complex are respectively: