Metals
Mercury, Hg
Copper, Cu
Gold, Au
Sodium, Na
Iron, Fe
Nonmetals
Carbon, C
Chlorine, Cl
Iodine, I
Phosphorus, P
Mercury, Hg
Copper, Cu
Gold, Au
Sodium, Na
Iron, Fe
Carbon, C
Chlorine, Cl
Iodine, I
Phosphorus, P