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Facts About Praseodymium and Molybdenum


Facts About Molybdenum and Praseodymium


Facts

Interesting Facts
  • Praseodymium metal is synthetically produced metal.
  • Praseodymium is used as possible fuel for radioactive generators.
  
  • Molybdenum is highly reactive metal, hence not found free in nature .
  • Till 18th century Molybdenum element were often mistaken as a carbon or Lead.
  

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

History
  
  

Who Discovered
Not Available   
Carl Wilhelm Scheele   

Discovery
In 1885   
In 1778   

Abundance
  
  

Abundance In Universe
2 * 10-7 %   
22
5 * 10-7 %   
19

Abundance In Sun
~0.0000001 %   
26
~0.0000009 %   
19

Abundance In Meteorites
0.00 %   
40
0.00 %   
24

Abundance In Earth's Crust
0.00 %   
27
0.00 %   
39

Abundance In Oceans
0.00 %   
39
0.00 %   
9

Abundance In Humans
Not Available   
0.00 %   
14

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