Cations and Anions

Titanium (Ti)

Can form Ti^{2+} and Ti^{4+}.

Chromium (Cr)

Can form Cr^{2+}, Cr^{3+}, and Cr^{6+}.

Manganese (Mn)

Can form Mn^{2+}, Mn^{3+}, and Mn^{4+}.

Iron (Fe)

Can form Fe^{2+} and Fe^{3+}.

Cobalt (Co)

Can form Co^{2+} and Co^{3+}.

Nickel (Ni)

Can form Ni^{2+} and Ni^{3+}.

Copper (Cu)

Can form Cu^{+} and Cu^{2+}.

Cobalt (Co)

Can form Co^{2+} and Co^{3+}.

Nickel (Ni)

Can form Ni^{2+} and Ni^{3+}.

Copper (Cu)

Can form Cu^{+} and Cu^{2+}.

Gold (Au)

Can form Au^{+} and Au^{3+}.

Silver (Ag)

Forms Ag^{+}.

Zinc (Zn)

Forms Zn^{2+}.

Cadmium (Cd)

Forms Cd^{2+}.

Mercury (Hg)

Can form Hg_{2}^{2+} and Hg^{2+}.

Aluminum (Al)

Forms Al^{3+}.

Gallium (Ga)

Forms Ga^{3+}.

Indium (In)

Can form In^{+} and In^{3+}.

Tin (Sn)

Can form Sn^{2+} and Sn^{4+}.

Lead (Pb)

Can form Pb^{2+} and Pb^{4+}.

Bismuth (Bi)

Can form Bi^{3+} and Bi^{5+}.