Question

Which of the following complexes will have 4 isomers
a) [Co(en)(NH3)2Cl2]Cl
b) [Co(PPh3)2(NH3)2Cl2]Cl
c) [Co(en)3]Cl3
d) [Co(en)2Cl​2]Br
is there any method to calculate them without checking all the structures ... some sort of shortcut ?

Answer 1

be brainly

regards

genius 1223