Radical

Name of Ion

Ion

Name of Ion

Ion

Acetate

CH₃COO^–

Bromate

BrO₃^–

Aluminate

AlO₂^–

Bisulphite

HSO₃^–

Arsenite

AsO₃^3–

Cyanide

CN^–

Arsenate

AsO₄^3–

Cyanate

CNO^–

Bicarbonate

HCO₃^–

Carbonate

CO₃^2–

Bromide

Br^–

Chromate

CrO₄^2–

Bromite

BrO₂^–

Carbide

C^4–

Borate

BO₃^3–

Chlorate

ClO₃^–

Bisulphate

HSO₄^–

Chlorite

ClO₂^–

Boride

B^3–

Chloride

Cl^–

Dichromate

Cr₂O₇^2–

Oxalate

C₂O₄^2–

Phosphate

PO₄^3–

Hypobromite

BrO^–

Perchlorate

ClO₄^–

Hypoiodite

IO^–

Permanganate

MnO₄^–

Hypochlorite

CIO^–

Peroxide

O₂^2–

Hydride

H^–

Plumbate

PbO₃^2–

Iodide

I^–

Phosphide

P^3–

Formate

HCOO^–

Phosphite

PO₃^3–

Fluoride

F^–

Superoxide

O₂^–

Ferricyanide

[Fe(CN)₆]^3–

Sulphide

S^2–

Ferrocyanide

[Fe(CN)₆]^4–

Sulphate

SO₃^2–

Formate

HCOO^–

Sulphate

SO₄^2–

Fluoride

F^–

Stannite

SnO₂^2–

Manganate

MnO₄^2–

Stannate

SnO₄^2–

Nitrite

NO₂^–

Silicate

SiO₃^2–

Nitride (Azide)

N₃^3–

Thiocyanate

SCN^–

Nitrate

NO₃^–

Thiosulphate

S₂O₃^2–

Oxide

O^2–

Zincate

ZnO₂^2–