Facts About Hafnium and Seaborgium
Interesting Facts
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
  
- Seaborgium most stable isotope is Sg and it has 2.1 min of half- life.
- And other isotopes of Seaborgium have half-lives as short as 3 ms.
  
Sources
By-product Zirconium Refining
  
Synthetically Produced
  
History
  
  
Who Discovered
Dirk Coster and George de Hevesy
  
Lawrence Berkeley National Laboratory
  
Discovery
In 1922
  
In 1974
  
Abundance
  
  
Abundance In Universe
Not Available
  
Abundance In Sun
~0.0000001 %
  
26
~-9999 %
  
Abundance In Meteorites
Not Available
  
Abundance In Earth's Crust
Not Available
  
Abundance In Oceans
Not Available