Cations and Anions

Ag+

Silver

Sr 2+

Strontium

Ba 2+

Barium

Cd 2+

Cadmium

Al 3+

Aluminum

NH4 +

Ammonium

Cu +

Copper (1) or cuprous ion

Co 2+

Colalt

Cu 2+

Copper (II)

Fe 2+

Iron (II) or ferrous

Mn 2+

Manganese (II)

CN-

Cyanide

OH-

Hydroxide

O2-

oxide

O₂2-

Peroxide Ion

C₂H₃O₂^-

Acetate

ClO₄^-

Perchlorate

NO₃^-

Nitrate

MnO₄^-

Permanganate

CO₃^2-

Carbonate

CrO₄^2-

Chromate

Cr₂O₇^2-

Dichromate

SO₄^2-

Sulfate

PO₄^3-

Phosphate

NO₂^-

Nitrite

HCO₃^-

bicarbonate

H₂PO₄^-

dihydrogen phosphate

HPO₄^2-

hydrogen phosphate

SO₃^2-

Sulfite

S₂O₃^2-

Thiosulfate