Question

Which of the following ions can exhibit optical isomerism–
(a) [Co(NH₃)₄Cl₂]⁺
(b) [Co(NH₃)₂Cl₄]⁻
(c) Cis-[Co(en)₂Cl₂]⁺
(d) trans-[Co(en)₂Cl₂]⁺

Answer 1

B IS CORRECT ANSWER.........

Answer 2

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

➡️ Option (B)

That's it..