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Facts About Tungsten and Protactinium


Facts About Protactinium and Tungsten


Facts

Interesting Facts
  • Tungsten element has the second highest melting point.
  • Pure tungsten can easily cut down with the help of hacksaw.
  
  • Protactinium metal has 29 isotopes.
  • Isotopes of Protactinium-231 used in nuclear weapon.
  

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

History
  
  

Who Discovered
Not Available   
William Crookes   

Discovery
In 1781   
In 1900   

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
0.00 %   
99+

Abundance In Oceans
0.00 %   
18
0.00 %   
99+

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