Name: Radon
Symbol: Rn
 
Atomic Number: 86
Atomic Weight: 222 g/mol
State: Gas @298K
Colour: Colourless
 
Melting Point: 202 K
Boiling Point: 211 K
 
isotope amu half life
Rn219 219.0095 4s
Rn220 220.0114 55s
Rn222 222.0175 3.82d