Which one of the following is likely to show optical activity? Options: A . &nbspTrans−[Co(NH3)4Cl2]+ B . &nbsp[Co(H2O)Cl]2+ C . &nbspCis−[Co(NH3)2(en)2]3+ D . &nbspTrans−[Co(NH3)2(en)2]3+

Which one of the following is likely to show optical activity?

Question

Which one of the following is likely to show optical activity?

Options:

A . Trans−[Co(NH3)4Cl2]+

B . [Co(H2O)Cl]2+

C . Cis−[Co(NH3)2(en)2]3+

D . Trans−[Co(NH3)2(en)2]3+

Answer: Option C
:
C
Only Cis-octahedral complexes show optical activity.

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