Question

Which of the following compounds shows optical isomerism?
(a) [Co(CN)₆]³⁻
(b) [Cr(C₂O₄)₃]³⁻
(c) [ZnCl₄]²⁻
(d) [Cu(NH₃)₄]²⁺

Answer 1

D IS CORRECT ANSWER.........

Answer 2

Optical isomers rarely occur in square planar complexes on account of the presence of axis of symmetry.
b) [Cr(C₂O₄)₃]³