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Question
The complex that can show optical activity is ______.
Options
trans-[Cr(Cl2)(ox)2]3−
trans-[Fe(NH3)2(CN)4]−
cis-[Fe(NH3)2(CN)4]−
cis-[Cr(Cl2)(ox)2]3− (ox = oxalate)
MCQ
Fill in the Blanks
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Solution
The complex that can show optical activity is `bbunderline(cis-[Cr(Cl_2)("ox" )_2]^(3−) ("ox = oxalate"))`.
Explanation:
Only cis-[CrCl2(ox)2]3− exhibits optical isomerism, but its trans counterpart does not exhibit optical isomerism due to the presence of a plane of symmetry.
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