Facts About Protactinium and Fermium
Interesting Facts
- Protactinium metal has 29 isotopes.
- Isotopes of Protactinium-231 used in nuclear weapon.
  
- Fermium metal is highly radioactive in nature.
- Fermium is synthetically produced metal.
  
Sources
Found in Uranium Ores, Mining, Ores of metals
  
Bombarding Pu-239 with Neutrons
  
History
  
  
Who Discovered
William Crookes
  
Lawrence Berkeley National Laboratory
  
Discovery
In 1900
  
In 1952
  
Abundance
  
  
Abundance In Earth's Crust
Not Available
  
Abundance In Oceans
Not Available