lithium (Li)
Sodium (Na)
Potassium (K)
Copper (Cuprous)
Silver (Ag)
Hydrogen (H)
Ammonium (NH4)
Magnesium (Mg)
Calcium (Ca)
Barium (Ba)
Iron (ferrous)
nickel (Ni)
copper (cupric)
Zinc (Zn)
Aluminium (Al)
iron (ferric)
Fluoride (F)
Chloride (Cl)
Bromide (Br)
Iodine(I)
Nitrate (NO3)
Hydroxide (OH)
Oxide
Sulphide
Sulphate
Carbonate
Nitride
Phosphate