phosphate
PO4 3-
phosphite
PO3 3-
sulfate
SO4 2-
sulfite
SO3 2-
chromate
CrO4 2-
dichromate
Cr2O7 2-
permanganate
MnO4 -
nitrate
NO3 -
nitrite
NO2 -
ammonium
NH4
perchlorate
ClO4 -
chlorate
ClO3 -
chlorite
ClO2 -
hypochorite
ClO -
hydroxide
OH -
carbonate
CO3 2-
borate
BO3 3-
cyanide
CN -
acetate
C2H3O2 -