Fe - Iron
Fe 2+
Fe 3+
Cu - Copper
Cu 1+
Cu 2+
Sn - Tin
Sn 2+
Sn 4+
Pb - Lead
Pb 2+
Pb 4+
Beryllium
Be 2+
Magnesium
Mg 2+
Calcium
Ca 2+
Strontium
Sr 2+
Barium
Ba 2+
Zinc
Zn 2+
Gallium
Ga 3+
Hydrogen
H+
Lithium
Li+
Sodium
Na+
Potassium
K+
Rubidium
Rb+
Cesium
Cs+
Silver
Ag+
Ammonium
NH4+
Aluminum
Al 3+
Oxide
O 2-
Sulfide
S 2-
Selenide
Se 2-
Nitride
N 3-