H+
Hydrogen
Li+
Lithium
Na+
Sodium
K+
Potassium
Rb+
Rubidium
Cs+
Cesium
Ag+
Silver
Cu+
copper (1)
or cuprous
Hg22+
mercury (I)
or mercurous
Au+
gold (I)
or aurous
Mg2+
Magnesium
Ca2+
Calcium
Sr2+
Strontium
Ba2+
Barium
Zn2+
Zinc
Cd2+
Cadmium
Cu2+
copper (II)
or cupric
Hg2+
mercury (II)
mercuric
Cr2+
chromium (II)
or chromous
Mn2+
manganese (II)
or manganous
Fe2+
iron (II)
or ferrous
Co2+
cobalt (II)
or cobaltous
Ni2+
nickel (II)
or nickelous
Ge2+
germanium (II)
or germanous