The number of geometrical isomers from [Co(NH3)3(NO2)3] is:
A
2
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B
3
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C
4
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D
0
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Solution
The correct option is B 2 For octahedral Ma3b3 complexes there are two isomers facial where the 'a' ligands occupy one face (all cis) and meridional where one of the 'a' ligands is moved so it is in the same equatorial plane as the other two 'a' ligands.