NO21-
nitrite ion
NO31-
nitrate ion
ClO1-
hypochlorite ion
ClO21-
chlorite ion
ClO31-
chlorate ion
ClO41-
perchlorate ion
CO32-
carbonate ion
HCO3-
hydrogen carbonate ion
SO32-
sulfite ion
SO42-
sulfate ion
PO33-
phosphite ion
PO43-
phosphate ion
NH41+
ammonium ion
OH1-
hydroxide ion
CH3COO1-
ethanoate ion
MnO41-
permanganate ion
Cr2O72-
dichromate ion
IO31-
iodate
BrO31-
bromate
NH3
ammonia