Facts About Molybdenum and Rubidium
Interesting Facts
- Molybdenum is highly reactive metal, hence not found free in nature .
- Till 18th century Molybdenum element were often mistaken as a carbon or Lead.
  
- Rubidium metal is 16th most common element found in the earth crust.
- Rubidium metal also found in minerals as well as seawater.
  
Sources
Found in Minerals, Mining, Ores of Minerals
  
Obtained from Lithium Production.
  
History
  
  
Who Discovered
Carl Wilhelm Scheele
  
Robert Bunsen and Gustav Kirchhoff
  
Discovery
In 1778
  
In 1861
  
Abundance
  
  
Abundance In Sun
~0.0000009 %
  
19
~0.000003 %
  
17
Abundance In Earth's Crust