Looks like no one added any tags here yet for you.
Ammonium
NH4+
nitrite
NO2-
nitrate
NO3-
sulfite
SO3²-
sulfate
SO4²-
hydrogen sulfate
HSO4-
hydroxide
OH-
cyanide
CN-
phosphate
PO4³-
hydrogen phosphate
HPO4²-
dihydrogen phosphate
H2PO4-
carbonate
CO3²-
hydrogen carbonate
HCO3-
acetate
C2H3O2-
permanganate
MnO4-
dichromate
Cr2O7²-
chromate
CrO4²-
peroxide
O2²-
hypochlorite
ClO-
chlorite
ClO2-
chlorate
ClO3-
perchlorate
ClO4-