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Facts About Tungsten and Promethium


Facts About Promethium and Tungsten


Facts

Interesting Facts
  • Tungsten element has the second highest melting point.
  • Pure tungsten can easily cut down with the help of hacksaw.
  
  • Promethium metal found in Pitchblende.
  • Promethium metal is highly radioactive metal.
  

Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals   
Found in Minerals, Mining   

History
  
  

Who Discovered
Not Available   
Chien Shiung Wu, Emilio Segrè, Hans Bethe   

Discovery
In 1781   
In 1942   

Abundance
  
  

Abundance In Universe
5 * 10-8 %   
27
Not Available   

Abundance In Sun
~0.0000004 %   
23
~-9999 %   

Abundance In Meteorites
0.00 %   
39
Not Available   

Abundance In Earth's Crust
0.00 %   
39
Not Available   

Abundance In Oceans
0.00 %   
18
Not Available   

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