COMMON IONS
CATIONS ANIONS
Name Formula Name Formula
AmmoniumNH4+AcetateC2H3O2
CesiumCs+BromideBr
Copper (I) (Cuprous)Cu+ChlorideCl
HydrogenH+CyanideCN
LithiumLi+FluorideF
PotassiumK+HydrideH
SilverAg+Hydrogen carbonate (bicarbonate)HCO3
SodiumNa+Hydrogen sulfate (bisulfate)HSO4
BariumBa2+Hydrogen sulfite (bisulfite)HSO3
CadmiumCd2+HydroxideOH
CalciumCa2+IodideI
Cobalt (II) (Cobaltous)Co2+NitrateNO3
Copper (II) (Cupric)Cu2+PermanganateMnO4
Iron (II) (Ferrous)Fe2+HypochloriteClO
Lead (II) (Plumbous)Pb2+ChloriteClO2
MagnesiumMg2+ChlorateClO3
Manganese (II)Mn2+PerchlorateClO4
Mercury (I) (Mercurous)Hg22+CarbonateCO32–
Mercury (II) (Mercuric)Hg2+ChromateCrO42–
Nickel (II) (Nickelous)Ni2+DichromateCr2O72–
StrontiumSr2+OxalateC2O42–
Tin (II) (Stannous)Sn2+OxideO2–
ZincZn2+PeroxideO22–
AluminumAl3+SulfateSO42–
Chromium (III) (Chromic)Cr3+SulfideS2–
Iron (III) (Ferric)Fe3+SulfiteSO32–
Tin (IV) StannicSn4+PhosphatePO43–