Facts About Ruthenium and Molybdenum
Interesting Facts
- Ruthenium element has been extracted from used nuclear fuel.
- Ruthenium metal also produces as a by-product of the Nickel mining.
  
- 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
By-product of Nickel Refining, Found in Minerals, Mining
  
Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
Karl Ernst Claus
  
Carl Wilhelm Scheele
  
Discovery
In 1844
  
In 1778
  
Abundance
  
  
Abundance In Sun
~0.0000005 %
  
22
~0.0000009 %
  
19
Abundance In Earth's Crust
Abundance In Humans
Not Available