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Facts About Iridium and Protactinium


Facts About Protactinium and Iridium


Facts

Interesting Facts
  • Iridium element occurs as natural alloys of Platinum and Osmium.
  • Iridium element is known as the most corrosion resistance metal .
  
  • Protactinium metal has 29 isotopes.
  • Isotopes of Protactinium-231 used in nuclear weapon.
  

Sources
Found in Minerals, Mining, Ores of Minerals   
Found in Uranium Ores, Mining, Ores of metals   

History
  
  

Who Discovered
Smithson Tennant   
William Crookes   

Discovery
In 1803   
In 1900   

Abundance
  
  

Abundance In Universe
2 * 10-7 %   
22
Not Available   

Abundance In Sun
~0.0000002 %   
25
~-9999 %   

Abundance In Meteorites
0.00 %   
29
Not Available   

Abundance In Earth's Crust
0.00 %   
99+
0.00 %   
99+

Abundance In Oceans
Not Available   
0.00 %   
99+

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