Facts About Tantalum and Hafnium
Interesting Facts
- Tantalum metal is known as corrosion resistance.
- Tantalum metal can easily fabricated and It is a good conductor of heat and electricity.
  
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
  
Sources
Found in Minerals, Mining, Ores of Minerals
  
By-product Zirconium Refining
  
History
  
  
Who Discovered
Anders Gustaf Ekeberg
  
Dirk Coster and George de Hevesy
  
Discovery
In 1802
  
In 1922
  
Abundance
  
  
Abundance In Sun
~-9999 %
  
~0.0000001 %
  
26
Abundance In Earth's Crust