Question

WHICH OF THE FOLLOWING WILL GIVE MAXIMUM NUMBER OF ISOMERS ? A) \lbrack Co(py)3(NH3)3\rbrack3+ B) \lbrack Ni(en)(NH3)4\rbrack2+ C) \lbrack Fe(C2O4)(en)2\rbrack2- D) \lbrack Cr(NO2)2(NH3)4\rbrack+

Answer 1