$[C o (N H_{3}) C l (e n)_{2}]^{2 +}$ shows two geometrical isomers cis and trans. Which of the following statements is correct?

Trans-isomer will show optical isomerism.

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Cis-isomer will show optical isomerism.

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Both trans and cis-isomers will show optical isomerism.

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Neither cis nor trans-isomer will show optical isomerism.

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Solution

The correct option is B Cis-isomer will show optical isomerism.
cis-isomer will show optical isomerism as it lacks symmetry elements.

Trans-isomer will not show optical isomerism as it has a plane of symmetry.

Hence, the correct option is $B$

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Similar questions

The cis-isomer of which of the following ions will have optical isomers but the trans-isomer will not?

[P t (e n)_{2} C l_{2}]^{2 +}

[C o (N H_{3})_{4} C l_{2}]^{+}

C i s - [C o (N H_{3})_{2} (e n)_{2}]^{3 +}

T r a n s - [I r C l_{2} (C_{2} O_{4})_{2}]^{3 -}

[R h (e n)_{3}]^{3 +}

c i s - [I r (H_{2} O)_{3} C l_{3}]

_{2}

_{2}^{+}

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