Question
A list of species having the formula XZ4 is given below. XeF4,SF4,SiF4,BF⊖4,[Cu(NH3)4]2+,[FeCl4]2−,[CoCl4]2−and[PtCl4]2−.
Defining shape on the basis of the location of X and Z atoms, the total number of species having a square planar shape is___.
(IIT-JEE Advaced, 2014)