`radioactive-gas` Related Article Results

Radon is a colorless, odorless, and radioactive noble gas located in group 18 of the periodic table with an atomic number of 86. It was discovered in 1900 by Friedrich Ernst Dorn as a decay product of radium. Named after its association with radium, radon is the heaviest naturally occurring gas and is particularly known for its health effects. Classification and Basic Properties Radon (Rn) is a noble gas situated in period 6 and group 18 of the periodic table. Its electron configuration is [Xe]