Polyatomic ions Names
AsO4-3 arsenate
BO3-3 borate
B4O7-2 tetraborate
BrO3- bromate
BrO- hypobromite
CO3-2 carbonate
CN- cyanide
C2O4-2 oxalate
C2H3O2- acetate
C4H4O6-2 tartrate
ClO4- perchlorate
ClO3- chlorate
ClO2- chlorite
ClO- hypochlorite
CrO4-2 chromate
Cr2O7-2 dichromate
IO4- periodate
IO3- iodate
IO- hypoiodite
HCO3- hydrogen carbonate (bicarbonate)
HSO4- hydrogen sulfate (bisulfate)
HSO3- hydrogen sulfite (bisulfite)
HC2O4- hydrogen oxalate (binoxalate)
HPO4-2 hydrogen phosphate
H2PO4- dihydrogen phosphate
HS- hydrogen sulfide
MnO4- permanganate
NH2- amide
NH4+ ammonium
NO3- nitrate
NO2- nitrite
OH- hydroxide
O2-2 peroxide
PO4-3 phosphate
PO3-3 phosphite
SCN- thiocyanate
S2O3-2 thiosulfate
SO4-2 sulfate
SO3-2 sulfite
SeO4-2 selenate
SiF6-2 hexafluorosilicate
SiO3-2 silicate