Cation
(Element name) ion
Anion
Add ide
Ex: sulfide
Peroxide
O2^2-
Acetate
C2H3O2^-
Chlorate Ion
ClO3^-
Perchlorate ion
ClO4^-
Nitrate
NO3^-
Nitrite
NO2^-
Permanganate ion
MnO4^-
Carbonate ion
CO3^2-
Chromate
CrO4^2-
Dichromate
Cr2O7^2-
Sulfate
SO4^2-
Sulfite
SO3^2-
Phosphate
PO4^3-
Phosphite
PO3^3-
Hydroxide
OH-
Chlorite
ClO2^-