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Facts About Silver and Promethium


Facts About Promethium and Silver


Facts

Interesting Facts
  • It is the most reflective element.
  • Silver is the second most ductile metal after Gold.
  • It is also used in Dentistry as a dental alloys for clips and crowning.
  
  • Promethium metal found in Pitchblende.
  • Promethium metal is highly radioactive metal.
  

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

History
  
  

Who Discovered
Unknown   
Chien Shiung Wu, Emilio Segrè, Hans Bethe   

Discovery
Before 5000 BC   
In 1942   

Abundance
  
  

Abundance In Universe
6 * 10-8 %   
26
Not Available   

Abundance In Sun
~0.0000001 %   
26
~-9999 %   

Abundance In Meteorites
0.00 %   
38
Not Available   

Abundance In Earth's Crust
0.00 %   
99+
Not Available   

Abundance In Oceans
0.00 %   
19
Not Available   

Uses >>
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