List of Common Ions

H^+

Hydrogen cation

Li^+

Lithium cation

Na^+

Sodium cation

K^+

Potassium cation

Rb^+

Rubidium cation

Cs^+

Cesium cation

Ag^+

Silver cation

Mg^2+

Magnesium cation

Ca^2+

Calcium cation

Sr^2+

Strontium cation

Ba^2+

Barium cation

Zn^2+

Zinc cation

Cd^2+

Cadmium cation

Al^3+

Aluminum cation

Bi^3+

Bismuth cation

H^-

Hydride anion

F^-

Fluoride anion

Cl^-

Chloride anion

Br^-

Bromide anion

I^-

Iodide anion

O^2-

Oxide anion

S^2-

Sulfide anion

N^3-

Nitride anion

P^3-

Phosphide anion

C^4- or C2^2-

Carbide anion

NH4^+

ammonium

H3O+

Hydronium

OH-

Hydroxide

CN-

Cyanide

O2^2-

Peroxide

CO3^2-

Carbonate

C2O4^2-

Oxalate

NO2^-

Nitrite

NO3^-

Nitrate

PO3^3-

Phosphite

PO4^3-

Phosphate

SO3^2-

Sulfite

SO4^2-

Sulfate

S2O3^2-

Thiosulfate

CIO-

Hypochlorite

CIO2-

Chlorite

CIO3^-

Chlorate

CIO4^-

Perchlorate

CH3COO- or C2H3O2

Acetate

AsO4^3-

Arsenate

BO3^3-

Borate

SiO3^2-

Silicate

MnO4^-

Permanganate

CrO4^2-

Chromate

Cr2O7^2-

Dichromate

CHO2^-

Formate

HCO3^-

Hydrogen Carbonate or Bicarbonate

HSO4^-

Hydrogen Sulfate or Bisulfate

HSO3^-

Hydrogen Sulfite or Bisulfite

HPO4^2-

Hydrogen Phosphate

H2PO4^-

Dihydrogen Phosphate