Necessary Polyatomics Name and Formula
NH4 (+1)
Ammonium
H3O (+1)
Hydronium
C2H3O2 (-1)
Acetate
ClO4 (-1)
Perchlorate
ClO3 (-1)
Chlorate
ClO2 (-1)
Chlorite
ClO (-1)
Hypochlorite
CN (-1)
Cyanide
NO4 (-1)
Pernitrate
NO3 (-1)
Nitrate
NO2 (-1)
Nitrite
NO (-1)
Hyponitrite
HCO3 (-1)
Bicarbonate
OH (-1)
Hydroxide
MnO4 (-1)
Permanganate
FO3 (-1)
Fluorate
CO3 (-2)
Carbonate
CrO4 (-2)
Chromate
Cr2O7 (-2)
Dichromate
C2O4 (-2)
Oxalate
SO4 (-2)
Sulfate
SO3 (-2)
Sulfite
S2O3 (-2)
Thiosulfate
PO4 (-3)
Phosphate
PO3 (-3)
Phosphite