Alkali Metaks (column 1)
+1
Alkaline Earth Metals (column 2)
+2
aluminum
Al+3
copper I
Cu+1
copper II
Cu+2
Iron II
Fe+2
Iron III
Fe+3
lead II
Pb+2
lead IV
Pb+4
tin II
Sn+2
tin IV
Sn+4
chromium II
Cr+2
chromium III
Cr+3
manganese II
Mn+2
manganese III
Mn+3
cobalt II
Co+2
cobalt III
Co+3
mercury I
Hg2+2
mercury II
Hg+2
Zinc (II)
Zn+2
Silver (I)
Ag+1
gold (I)
Au+1
ammonium
NH4+1