Chromium (Cr)
Charge: 2+ or 3+
Cobalt (Co)
Charge: 2+, 3+
Iron (Fe)
Charge: 2+, 3+
Copper (Cu)
Charge: +, 2+
Mercury (Hg)
Charge: 2+
Manganese (Mn)
Charge: 2+, 3+
Nickel (Ni)
Charge: 2+
Gold (Au)
Charge: +, 3+
Aluminum (Al)
Charge: 3+
Tin (Sn)
Charge: 2+, 4+
Lead (Pb)
Charge: 2+, 4+
Bismuth (Bi)
Charge: 3+
Group 1A (Alkali metals)
Charge: +
Group 2a (Alkaline Earth metals)
Charge: 2+
Group 5a
Charge: 3-
Group 6a (the chalcogens)
Charge: 2-
Group 7a (the halogens)
Charge: -
Group 8a (Noble gases)
Neutral charge
Silver (Ag)
Charge: +
Antimony (Sb)
Charge: 3+, 5+