(i) Draw the geometrical isomers of complex [Co(en)2Cl2]+ . (ii) On th

1.	(i) Draw the geometrical isomers of complex [Co(en)2Cl2]+ . (ii) On the basis of crystal field theory, write the electronic configuration for d4 ion if Δ0>P. (iii) [NiCl4]2− is paramagnetic, while [Ni(CO)4] is diamagnetic, though both are tetrahedral. Why? (Atomic number of Ni = 28)
Answer» (i) Draw the geometrical isomers of complex $[C o (e n)_{2} C l_{2}]^{+}$ . (ii) On the basis of crystal field theory, write the electronic configuration for d⁴ ion if $Δ_{0} > P$ . (iii) $[N i C l_{4}]^{2 -}$ is paramagnetic, while $[N i (C O)_{4}]$ is diamagnetic, though both are tetrahedral. Why? (Atomic number of Ni = 28)

(i) Draw the geometrical isomers of complex [Co(en)2Cl2]+ . (ii) On the basis of crystal field theory, write the electronic configuration for d4 ion if Δ0>P. (iii) [NiCl4]2− is paramagnetic, while [Ni(CO)4] is diamagnetic, though both are tetrahedral. Why? (Atomic number of Ni = 28)

Answer»

(i) Draw the geometrical isomers of complex $[C o (e n)_{2} C l_{2}]^{+}$ .

(ii) On the basis of crystal field theory, write the electronic configuration for d⁴ ion if $Δ_{0} > P$ .

(iii) $[N i C l_{4}]^{2 -}$ is paramagnetic, while $[N i (C O)_{4}]$ is diamagnetic, though both are tetrahedral. Why? (Atomic number of Ni = 28)