K+
potassium
lead (II)
Pb+2
Co+2
cobalt (II)
tin (IV)
Sn+4
Fe+3
iron (III)
Hg2+2
mercury (I)
Ba+2
barium
barium
Ba+2
rubidium
Rb+
Hg+2
mercury (II)
NH4+
ammonium
H3O+
hydronium
magnesium
Mg+2
cadmium
Cd+2
iron (III)
Fe+3
calcium
Ca+2
aluminum
Al+3
nickel
Ni+2
Cu+2
copper (II)
Fe+2
iron (II)
mangenese
Mn+2
Cu+
copper (I)
Li+
lithium
strontium
Sr+2