Optical isomerism is shown by octahedral complexes having:

Two trans bidentate ligands

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All mono denatate ligands

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Two trans monodenatate ligands

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All the three bidentate ligands

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Solution

The correct option is D All the three bidentate ligands
If all three are bidentate ligands the molecules will exist in different planes so there will be optical activity.

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Similar questions

Q. Assertion :Complexes containing three bidentate ligands do not show optical activity. Reason: Octahedral complex

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

shows geometrical isomerism.

Statement - 1: Complexes containing three bidentate ligands do not show optical activity.
Statement - 2: Octahedral complex $[C o (N H_{3})_{4} C l_{2}] C l$ shows geometrical isomerism.

Which of the following statements is correct regarding the chirality (optical isomerism) of the cis and trans isomers of the type $M (a a)_{2} b_{2}$ (M stands for a metal, a and b are achiral ligands and aa is a bidentate ligand) ?