Facts About Promethium and Berkelium
Interesting Facts
- Promethium metal found in Pitchblende.
- Promethium metal is highly radioactive metal.
  
- X-ray Diffraction- different compounds of Berkelium metals are identified using it.
Commercial uses of Berkelium metal are not yet discovered.
  
Sources
Found in Minerals, Mining
  
Bombarding Americium with Alpha Particles.
  
History
  
  
Who Discovered
Chien Shiung Wu, Emilio Segrè, Hans Bethe
  
Lawrence Berkeley National Laboratory
  
Discovery
In 1942
  
In 1949
  
Abundance