MEDIUMMCQ SINGLEJEE Mains ChemistryInorganic ChemistryCoordination compoundsPrevious Year Questions

Number of possible isomers for the complex [Co(en)2Cl2] Cl will be (en = ethylenediamine) (AIPMT 2015)

A.3✓ Correct

B.4

C.2

D.1

Explanation

Number of possible isomers for the complex [Co(en)2Cl2]Cl will be (where en = ethylenediamine) 3. It has two geometrical isomers cis and trans. The trans isomer is optically inactive whereas the cis isomer exists in d and l forms. Therefore, total 3 isomers are possible of the complex. Hence, the correct option is (a).

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