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Facts About Chromium and Yttrium


Facts About Yttrium and Chromium


Facts

Interesting Facts
  • Chromium is highly reactive, hence it is not found free in nature.
  • Ores of Chromites mineral are the major source of Chromium metal.
  • Almost 90% leather tanning is done with the help of chromium.
  
  • Yttrium Metal is highly toxic.
  • Yttrium Metal is highly reactive in nature hence not found free in nature.
  

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

History
  
  

Who Discovered
Louis Nicolas Vauquelin   
Johan Gadolin   

Discovery
In Between 1797 - 1798   
In 1794   

Abundance
  
  

Abundance In Universe
1.5 * 10-3 %   
7
7 * 10-7 %   
17

Abundance In Sun
~0.002 %   
7
~0.0000001 %   
26

Abundance In Meteorites
0.30 %   
7
0.00 %   
21

Abundance In Earth's Crust
0.01 %   
13
0.00 %   
22

Abundance In Oceans
0.00 %   
16
0.00 %   
25

Abundance In Humans
0.00 %   
16
Not Available   

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