polyatomic ions and metal ions

H₂PO₄^-

Dihydrogen Phosphate

C₂H₃O₂^-

Acetate

HSO₃^-

Hydrogen sulfite / bisulfite

HSO₄^-

Hydrogen sulfate / bisulfate

HCO₃^-

Hydrogen carbonate / bicarbonate

NO₂^-

nitrite

NO₃^-

nitrate

CN^-

cyanide

OH^-

hydroxide

MnO₄^-

Permanganate

ClO^-

Hypochlorite

ClO₂^-

chlorite

ClO₃^-

chlorate

ClO₄^-

perchlorate

HPO₄^2-

Hydrogen phosphate

C₂O₄^2-

Oxalate

SO₃^2-

Sulfite

SO₄^2-

sulfate

CO₃^2-

Carbonate

CrO₄^2-

Chromate

Cr₂O₇^2-

DiChromate

SiO₃^2-

silicate

PO₃^3-

phosphite

PO₄^3-

Phosphate

NH₄⁺

Ammonium

NH₂^-

amide

N₃^-

azide

C₆H₅COO^-

benzoate

bromate

BrO₃^-

OCN^-

cyanate

HCOO^-

formate

HS^-

hydrogen sulfide (bisulfide)

IO₃^-

iodate

SCN^-

thiocyanate

I₃^-

triiodide

NH^2-

imide

HPO₄^2-

monohydrogen phosphate

C₈H₄O₄^2-

phthalate

C₄H₄O₆^2-

tartrate

S₂O₃^2-

thiosulfate

AsO₄^3-

arsenate

BO₃^3-

borate

C₆H₅O₇^3-

citrate

H₃O⁺

hydronium