Radon
Rn
Strontium
Sr
Gold
Au
Lead
Pb
Manganese
Mn
Neodymium
Nd
Platinum
Pt
Chlorine
Cl
Copper
Cu
Mercury
Hg
Krypton
Kr
Potassium
K
Silver
Ag
Tungsten
W
Uranium
U
Titanium
Ti
Tellurium
Te
Sodium
Na
Scandium
Sc
Rhodium
Rh
Osmium
Os
Magnesium
Mg
Iron
Fe
Francium
Fr