Chemistry poly atomic compounds nomenclature

Acetate

CH₃COO^-

Carbonate

CO₃^2-

Hydrogen Carbonate or Bicarbonate

HCO₃^-

Cyanide

CN^-

Hypochlorite

ClO^-

Chlorite

ClO₂^-

Chlorate

ClO₃^-

Perchlorate

ClO₄^-

Dichromate

Cr₂O₇^2-

Chromate

CrO₄^2-

Permanganate

MnO₄^-

Azide

N₃^-

Ammonium

NH₄⁺

Nitrite

NO₂^-

Nitrate

NO₃^2-

Hydroxide

OH^-

Peroxide

O₂^2-

Phosphate

PO₄^3-

Dihydrogen phosphate

H₂PO₄^-

Disulphide

S₂^2-

Sulfate

SO₄^2-

Hydrogen Sulphate or bisulphate

HSO₄^-

Sulphite

SO₃^2-

Hydrogen Sulphite

HSO₃^-

Thiocyanate

SCN^-