Facts About Actinium and Promethium
Interesting Facts
Not Available
  
- Promethium metal found in Pitchblende.
- Promethium metal is highly radioactive metal.
  
Sources
Obtained by Treating Radium with Neutrons, Ores of metals
  
Found in Minerals, Mining
  
History
  
  
Who Discovered
Friedrich Oskar Giesel
  
Chien Shiung Wu, Emilio Segrè, Hans Bethe
  
Discovery
In 1902
  
In 1942
  
Abundance