1-Cationes 1.1-[Ag (NH3)2]+1 Ión diamínplata (I) X + 2(0) = +1 X = +1 X = +1 Ag (I) 1.2-[Cu (NH3)4]+2 Ión tetramíncobre (II) X + 4(0) = +2 X + 0 = +2 X = +2 Cu (II) 1.3-[Pt (NH3)3 Br3]+1 Ión tribromotriaminoplatino (IV) X +3(0)+3(-1) = +1 X – 3 = +1 X = +4 Pt (IV) 1.4-[Cr (H2O)4 Cl2]+