Ammonium
NH4 +
Hydrogen (H)
H +
Silver (Ag)
Ag +
Lithium (Li)
Li +
Sodium (Na)
Na +
Potassium (K)
K +
Copper (I) (Cu)
Cu +
Copper (II) (Cu)
Cu 2+
Magnesium (Mg)
Mg 2+
Calcium (Ca)
Ca 2+
Barium (Ba)
Ba 2+
Zinc (Zn)
Zn 2+
Lead (Pb)
Pb 2+
Iron (II) (Fe)
Fe 2+
Iron (III) (Fe)
Fe 3+
Aluminium (Al)
Al 3+
Fluoride (F)
F -
Chloride (Cl)
Cl -
Bromide (Br)
Br -
Iodide (I)
I -
Hydroxide
OH -
Nitrate
NO3 -
Hydrogen Carbonate
HCO3 -
Oxide
O 2-
Sulphide
S 2-
Sulphate
SO4 2-
Carbonate
CO3 2-
Ethanoate
CH3COO -
Nitrite
NO2 -
Phosphate
PO4 3-