Facts About Hafnium and Cadmium
Interesting Facts
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
  
- Naturally occurring minor elements include Cadmium.
- Cadmium is released into atmosphere to control volcanic eruption and forest fires.
- It is used for electroplating of Steel for corrosion resistance.
- It can absorb neutrons and used in nuclear reactor to control atomic fission.
  
Sources
By-product Zirconium Refining
  
Found As a By-product, Found in Minerals, Mining
  
History
  
  
Who Discovered
Dirk Coster and George de Hevesy
  
Karl Samuel Leberecht Hermann and Friedrich Stromeyer
  
Discovery
In 1922
  
In 1817
  
Abundance
  
  
Abundance In Sun
~0.0000001 %
  
26
~0.0000006 %
  
21
Abundance In Earth's Crust
Abundance In Humans
Not Available