Question

Which of the following has a square planar geometry?
(a) [PtCl₄]²⁻
(b) [CoCl₄]²⁻
(c) [FeCl₄]²⁻
(d) [NiCl₄]²⁻
(At. nos.: Fe = 26, Co = 27, Ni = 28, Pt = 78)

Answer 1

D IS CORRECT ANSWER......

Answer 2

${\huge {\mathfrak {Answer :-}}}$

➡️ Option (D)

That's it..