Chemistry - CHEMICAL BONDING Question with Solution | TestHub

A list of species having the formula$\mathrm{X}{\mathrm{Z}}_4$is given below.$\mathrm{X}\mathrm{e}{\mathrm{F}}_4,\mathrm{S}{\mathrm{F}}_4,\mathrm{S}\mathrm{i}{\mathrm{F}}_4,\mathrm{B}{\mathrm{F}}_4^{-},\mathrm{B}\mathrm{r}{\mathrm{F}}_4^{-},{\left[\mathrm{C}\mathrm{u}{\left(\mathrm{N}{\mathrm{H}}_3\right)}_4\right]}^{2+},{\left[\mathrm{F}\mathrm{e}\mathrm{C}{\mathrm{l}}_4\right]}^{2-},{\left[\mathrm{C}\mathrm{o}\mathrm{C}{\mathrm{l}}_4\right]}^{2-}$and${\left[\mathrm{P}\mathrm{t}\mathrm{C}{\mathrm{l}}_4\right]}^{2-}$

Defining shape on the basis of the location of X and Z atoms, the total number of species having an square planar shape is