Common Anions
| acetate | CH3COO1- | oxalate | C2O42- | |
| bromide | Br1- | perchlorate | ClO41- | |
| carbonate | CO32- | permanganate | MnO41- | |
| hydrogen carbonate, bicarbonate | HCO31- | phosphate | PO43- | |
|
chlorate
chlorite |
ClO31-
ClO21- |
monohydrogen phosphate
dihydrogen phosphate |
HPO42-
H2PO41- |
|
|
chromate
dichromate |
CrO42-
Cr2O72- |
sulfate
hydrogen sulfate ion, bisulfate |
SO42-
HSO41- |
|
|
fluoride
hydroxide |
F-1
OH-1 |
sulfide | S2- | |
| hypochlorite
iodide |
ClO1-
I1- |
hydrogen sulfide ion, bisulfide
sulfite |
HS1-
SO32- |
|
|
nitrate
nitrite |
NO31-
NO21- |
hydrogen sulfite ion, bisulfite
|
HSO31-
|
|