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Facts About Hafnium and Tantalum


Facts About Tantalum and Hafnium


Facts

Interesting Facts
  • Hafnium metal is highly reactive, hence not found free in nature.
  • Hafnium metal as predicated after Mendeleev finished his periodic table.
  
  • Tantalum metal is known as corrosion resistance.
  • Tantalum metal can easily fabricated and It is a good conductor of heat and electricity.
  

Sources
By-product Zirconium Refining   
Found in Minerals, Mining, Ores of Minerals   

History
  
  

Who Discovered
Dirk Coster and George de Hevesy   
Anders Gustaf Ekeberg   

Discovery
In 1922   
In 1802   

Abundance
  
  

Abundance In Universe
7 * 10-8 %   
25
8 * 10-9 %   
31

Abundance In Sun
~0.0000001 %   
26
~-9999 %   

Abundance In Meteorites
0.00 %   
37
0.00 %   
99+

Abundance In Earth's Crust
0.00 %   
31
0.00 %   
37

Abundance In Oceans
0.00 %   
27
0.00 %   
31

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