1.

Which of the following complex entity can show optical activity?

Answer»

TRANS `-[Co(NH_(3))_(4)-Cl_(2)]^(+)`
`[CR(H_(2)O)_(6)]^(3+)`
CIS`-[Co(NH_(3))_(2)(en)_(2)]^(3+)`
trans-`[Co(NH_(3))_(2)(en)_(2))]^(3+)`

Answer :C


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