Facts About Plutonium and Promethium
Interesting Facts
- Plutonium metal if obtain from ores of uranium metal.
- Plutonium metal is very sensitive to the change in atmospheric conditions like temperature and pressure.
  
- Promethium metal found in Pitchblende.
- Promethium metal is highly radioactive metal.
  
Sources
Mining, Ores of metals
  
Found in Minerals, Mining
  
History
  
  
Who Discovered
Glenn T. Seaborg, Arthur Wahl, Joseph W. Kennedy, Edwin McMillan
  
Chien Shiung Wu, Emilio Segrè, Hans Bethe
  
Discovery
In Between 1940 1941
  
In 1942
  
Abundance