Common Ions

acetate

C₂H₃O₂¹⁻, CH₃COO¹⁻

amide

NH₂^1-

bicarbonate (hydrogen carbonate)

HCO₃^1-

bisulfate (hydrogen sulfate)

HSO₄^1-

bisulfite (hydrogen sulfite)

HSO₃^1-

bromate

BrO₃^1-

bromite

BrO₂^1-

formate

CHO₂^1-, CHOO^1-

chlorite

ClO₂^1-

chlorate

ClO₃^1-

perchlorate

ClO₄^1-

cyanide

CN^1-

dihydrogen phosphate

H₂PO₄^1-

hydroxide

OH^1-

iodate

IO₃^1-

iodite

IO₂^1-

nitrate

NO₃^1-

nitrite

NO₂^1-

permanganate

MnO₄^1-

thiocyanate

SCN^1-

carbonate

CO₃^2-

chromate

CrO₄^2-

dichromate

Cr₂O₇^2-

manganate

MnO₄^2-

oxalate

C₂O₄^2-

peroxide

O₂^2-

sulfate

SO₄^2-

sulfite

SO₃^2-

tartrate

C₄H₄O₆^2-

thiosulfate

S₂O₃^2-

aluminate

AlO₃^3-

arsenate

AsO₄^3-

borate

BO₃^3-

citrate

C₆H₅O₇^3-

phosphate

PO₄^3-

phosphite

PO₃^3-

ammonium

NH₄¹⁺

hydronium

H₃O¹⁺