In $[Cr(C_2O_4)_3]^{3-}$,the isomerism shown is :-

Which of the following complex ions shows geometrical isomerism?

The correct match for the complex with its magnetic behavior is:

Give an example of ionization isomerism.

Total number of geometrical isomers possible for the complexes $[NiCl_4]^{2-}$,$[CoCl_2(NH_3)_4]^{+}$,$[Co(NH_3)_3(NO_2)_3]$ and $[Co(NH_3)_5Cl]^{2+}$ is

Which of the following compounds has a magnetic moment of $\sqrt{15} \ B.M.$?