1.

Which of the following is not optically active ?

Answer»

`[CO(EN)_(3)]^(3+)`
`[Cr("OX")_(3)]^(3-)`
`cis-[CoCl_(2)(en)_(2)]^(+)`
`trans-[CoCl_(2)(en)_(2)]^(+)`

Solution : [POS and COS present]


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