COMMON IONS
POSITIVE IONS
ammonium
zinc
silver
cadmium
NEGATIVE IONS
acetate
bicarbonate (hydrogen
carbonate)
bisulfate (hydrogen sulfate)
carbonate
chlorate
chlorite
chromate
cyanide
dichromate
hydroxide
NH4+
Zn2+
Ag+
Cd2+
C2H3O2HCO3HSO4CO32ClO3ClO2CrO42CNCr2O72OH-
hypochlorite
ClO-
nitrate
NO3-
nitrite
NO2-
perchlorate
ClO4-
permanganate
MnO4-
phosphate
PO43-
sulfate
SO42-
sulfite
SO32-