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Facts About Radium and Calcium


Facts About Calcium and Radium


Facts

Interesting Facts
  • Radium metal is the heaviest metal of Alkaline earth metals column.
  • Radium metal is highly radioactive and does not have any stable isotopes.
  
  • 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.
  

Sources
Mining, Ores of metals   
Earth's crust, Found in Minerals, Mining, Ores of Minerals   

History
  
  

Who Discovered
Not Available   
Humphry Davy   

Discovery
In 1898   
In 1808   

Abundance
  
  

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

Abundance In Sun
~-9999 %   
~0.007 %   
4

Abundance In Meteorites
Not Available   
1.10 %   
4

Abundance In Earth's Crust
0.00 %   
99+
5.00 %   
3

Abundance In Oceans
0.00 %   
99+
0.00 %   
5

Abundance In Humans
0.00 %   
20
1.40 %   
1

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