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Q.
Number of possible isomers for the complex $Co ( en )_2 Cl _2 Cl$ will be: $(en= ethylenediamine)
NTA AbhyasNTA Abhyas 2022
Solution:
Number of possible isomers for the complex $Co ( en )_2 Cl _2 Cl$ will be 3 ..
For given complex there are two geometrical isomers cis, trans are possible.Trans form is optically inactive, but cis form is optically active, hence,cis form have two isomers $d\,\&l\,$ .