Polyatomic ions Mr Hayashi <3 wants us to memorise

NH₄⁺

Ammonium

CH₃COO^-

Acetate

CO₃^2-

Carbonate

HCO₃^-

Bicarbonate (Hydrogen Carbonate)

Hypochlorite

ClO^-

Chlorite

ClO₂^-

Chlorate

ClO₃^-

Perchlorate

ClO₄^-

Cr₂O₇^2-

Dichromate

CrO₄^2-

Chromate

CN^-

Cyanide

OH^-

Hydroxide

NO₂^-

Nitrite

NO₃^-

Nitrate

C₂O₄^2-

Oxalate

MnO₄^-

Permanganate

PO₄^3-

Phosphate

HPO₄^2-

Hydrogen Phosphate

H₂PO₄^-

Dihydrogen Phosphate

SO₃^2-

Sulfite

HSO₃^-

Bisulfite (Hydrogen Sulfite)

SO₄^2-

Sulfate

HSO₄^-

Bisulfate (Hydrogen Sulfate)

S₂O₃^2-

Thiosulfate