Here are some common anions.
HCO3- |
bicarbonate |
CO32- |
carbonate |
CrO42- |
chromate |
NO3- |
nitrate |
NO2- |
nitrite |
ClO4- |
perchlorate |
MnO4- |
permanganate |
PO43- |
phosphate |
SO42- |
sulfate |
SO32- |
sulfite |
The names of these anions are related to the names of the corresonding acids.