Aluminum
Al 3+
Ammonium
NH4 (+)
Barium
Ba 2+
Calcium
Ca 2+
Chromium (iii)
Cr 3+
Cobalt (ii)
Co 2+
Copper(i)
Cu +
Copper(ii)
Cu 2+
Hydronium
H3O +
Iron(ii)
Fe 2+
Iron(iii)
Fe 3+
Lead(ii)
Pb 2+
Lithium
Li +
Magnesium
Mg 2+
Manganese(ii)
Mn 2+
Mercury(ii)
Hg 2+
Mercury(i)
Hg2 2+
Nickel(ii)
Ni 2+
Potassium
K+
Silver
Ag +
Sodium
Na+
Tin(ii)
Sn 2+
Zinc
Zn 2*