Ammonium
NH4+
Hydroxide
OH-
Nitrate
NO3-
Nitrite
NO2-
Hydrogencarbonate
HCO3-
Manganate (VII) (permanganate)
MnO4-
Carbonate
CO3 2-
Sulfite
SO3 2-
Sulfate
SO4 2-
Dichromate (VI)
Cr2O7 2-
Phosphate
PO4 3-
Phosphide
P3-
Ate ending
More oxygen
Chloride
Cl-
Nitride
N3-
Sulfide
S2-