Question

How many of the following do not have square planar geometry ?
[FeCl4]2–, [NiCl4]2–, [PtCl4]2– , [CoCl4]2–,

Answer 1

Answer: out of 4, 3 don't have square planner geometry

Explanation:

(Ptcl4)2- has square planner geometry,test of the others have tetrahedral geometry