Cu+
Copper (1)
H3O+
Hydronium
Li+
Lithium
K+
Potassium
Rb+
Rubidium
Ag+
Silver
Na+
Sodium
Ba2+
Barium
Ca2+
Calcium
Co2+
Cobalt (2)
Cu2+
Copper (2)
Fe2+
Iron (2)
Pb2+
Lead (2)
Mg2+
Magnesium
Mn2+
Manganese (2)
Hg2 2+
Mercury 2
Ni2+
Nickel (2)
Sr2+
Strontium
Sn2+
Tin (2)
Zn2+
Zinc
Al3+
Aluminum
Cr3+
Chromium (3)
Fe3+
Iron (3)
Pb4+
Lead (4)