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Facts About Calcium and Technetium


Facts About Technetium and Calcium


Facts

Interesting Facts
  • Calcium ranks 5th rank in the list of earth’s abundance Percentage.
  • It is found in the compound state.
  • Gypsum or calcium sulfate is used as plaster and plaster of paris.
  
  • Original name of Technetium was Masurium.
  • At the time of its discovery it found in sample of Molybdenum.
  

Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals   
Made by Bombarding Molybdenum with Deuterons   

History
  
  

Who Discovered
Humphry Davy   
Emilio Segrè and Carlo Perriero   

Discovery
In 1808   
In 1937   

Abundance
  
  

Abundance In Universe
7 * 10-3 %   
3
Not Available   

Abundance In Sun
~0.007 %   
4
~-9999 %   

Abundance In Meteorites
1.10 %   
4
Not Available   

Abundance In Earth's Crust
5.00 %   
3
Not Available   

Abundance In Oceans
0.00 %   
5
Not Available   

Abundance In Humans
1.40 %   
1
Not Available   

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