Polonium

84
Po
209

Properties

Symbol Name Atomic Number Atomic Weight Group Number
Po Polonium 84 209

Description

Standard State: Solid at 298 K
Color: Silvery

Polonium was the first element discovered by Mme. Curie in 1898, while seeking the cause of radioactivity of pitchblende from Joachimsthal, Bohemia.  In 1934, Polonium was found that when natural bismuth was bombarded with neutrons, polonium was obtained.  Polonium is used on brushes for removing dust from photographic films.  Polonium is very dangerous to handle, even in milligrams or micrograms amounts.