Chemistry - Coordination Chemistry Question with Solution | TestHub

The number of geometrical isomers found in the metal complexes$\left[{\mathrm{PtCl}}_2{\left({\mathrm{NH}}_3\right)}_2\right], \left[\mathrm{Ni}(\mathrm{CO}{)}_4\right], \left[\mathrm{Ru}{\left({\mathrm{H}}_2\mathrm{O}\right)}_3{\mathrm{Cl}}_3\right]$and${\left[{\mathrm{CoCl}}_2{\left({\mathrm{NH}}_3\right)}_4\right]}^{+}$respectively, are: