Indicate the coordination number of the metal and the oxidation number of the metal as well as

Question:

Indicate the coordination number of the metal and the oxidation number of the metal as well as the number and type of each donor atom of the ligands for each of the following complexes:
(a) K3[Co(CN)6]
(b) Na2[CdBr4]
(c) [Pt(en)3](ClO4)4
(d) [Co(en)2(C2O4)+
(e) NH4[Cr(NH3)2(NCS)4]
(f) [Cu(bipy)2 I]I