Atomic symbol - Rn
Atomic weight - (222.0176)
Atomic number - 86
Electron configuration - 2-8-18-32-18-8
Oxidation states - 0
State of matter - solid
Noble gas
Discovered in R.B. Owens and Ernest Rutherford
Boils at -62 .C, melts at -71 .C

Notes:
Radon is a radioactive element that gives off a soft yellow light to orange-
red when in the solid state. A compound has been found called radon fluoride.