Polyatomic Ions

*on mobile the superscripts (charges) may appear next to the subscript

CH₃COO^- ; C₂H₃O₂^-

ACETATE

AsO₄^3-

ARSENATE

AsO₃^3-

ARSENITE

C₆H₅COO^-

BENZOATE

BO₃^3-

BORATE

BrO₃^-

BROMATE

CO₃^2-

CARBONATE

ClO₃^-

CHLORATE

Cl^-

CHLORIDE

ClO₂^-

CHLORITE

CrO₄^2-

CHROMATE

CNO^-

CYANATE

CN^-

CYANIDE

Cr₂O₇^2-

DICHROMATE

H₂PO₄^-

PHOSPHORIC ACID

HCO₃^-

BICARBONATE

HC₂O₄^-

HYDROGEN OXALATE

HSO₄^-

BISULFATE

HS^-

HYDROGEN SULFIDE

HSO₃^-

HYDROGEN SULFITE

OH^-

HYDROXIDE

ClO^-

HYPOCHLORITE

IO₃^-

IODATE

HPO₄^2-

HYDROGEN PHOSPHATE

NO₃^-

NITRATE

NO₂^-

NITRITE

SiO₄^4-

ORTHOSILICATE

C₂O₄^2-

OXALATE

ClO₄^-

PERCHLORATE

IO₄^-

PERIODATE

MnO₄^-

PERMANGANATE

O₂^2-

PEROXIDE

PO₄^3-

PHOSPHATE

P₂O₇^4-

PYROPHOSPHATE

SO₄^2-

SULFATE

SO₃^2-

SULFITE

SCN^{- _;} NCS^-

THIOCYANATE

S₂O₃^2-

THIOSULFATE

NH₄⁺

AMMONIUM

H₃O⁺

HYDRONIUM

HCO^₃-

BICARBONATE

NH^₂-

AMIDE