Ammonium Ion
NH4 (+1 charge)
Carbonate Ion
CO3(-2 charge)
Hydroxide Ion
OH(-1 charge)
Nitrate Ion
NO3(-1 charge)
Nitrite Ion
NO2(-1 charge)
Sulfate Ion
SO4(-2 charge)
Sulfite Ion
SO3(-2 charge)
Phosphate Ion
PO4(-3 charge)
Phosphite Ion
Po3(-3 charge)