AP CHEMISTRY: Polyatomics

Ammonium

NH₄⁺

Hydronium

H₃O⁺

Mercury I

Hg₂²⁺

Dihydrogen Phosphate

H₂PO₄^-

Hydrogen Carbonate

HCO₃^-

Hydrogen Sulfite

HSO₃^-

Hydrogen Sulfate

HSO₄^-

Nitrite

NO₂^-

Nitrate

NO₃^-

Hydroxide

OH^-

Acetate

CH₃COO^-

C₂H₃O^-

Cyanide

CN^-

Cyanate

CNO^-

Thiocyanate

CNS-

Permanganate

MnO₄-

Hypochlorite

ClO^-

Chlorite

ClO₂^-

Chlorate

ClO₃^-

Perchlorate

ClO₄^-

Bromate

BrO₃^-

Iodate

IO₃^-

Hydrogen Phosphate

HPO₄^2-

Carbonate

CO₃^2-

Sulfite

SO₃^2-

Sulfate

SO₄^2-

Thiosulfate

S₂O₃^2-

Silicate

SiO₃^2-

Oxalate

C₂O₄^2-

Chromate

CrO₄^2-

Dichromate

Cr₂O₇^2-

Molybdate

MoO₄^2-

Peroxide

O₂^2-

Phosphate

PO₄^3-

Arsenate

AsO₄^3-