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Question

Question: [Co(NH3)4Cl2]Cl does it show optical?...

[Co(NH3)4Cl2]Cl does it show optical?

Answer

No

Explanation

Solution

The complex [Co(NH3)4Cl2]Cl contains the octahedral cation [Co(NH3)4Cl2]+ which is of the [MA4B2] type. For this type of complex, two geometrical isomers exist: cis and trans. The trans-isomer has a center of inversion and planes of symmetry, making it achiral. The cis-isomer also possesses a plane of symmetry, making it achiral. Since neither geometrical isomer is chiral, the complex does not show optical isomerism.