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Facts About Einsteinium and Roentgenium


Facts About Roentgenium and Einsteinium


Facts

Interesting Facts
  • Einsteinium is the transuranic element found in US.
  • Only 0.01 mg of Einsteinium was synthesized in 1961.
  
Roentgenium is a highly unstable synthetic element.  

Sources
Made by Bombarding Uranium with Neutrons  
Synthetically Produced  

History
  
  

Who Discovered
Lawrence Berkeley National Laboratory  
Gesellschaft für Schwerionenforschung  

Discovery
In 1952  
In 1994  

Abundance
  
  

Abundance In Universe
0.00 %  
35
0.00 %  
40

Abundance In Sun
0.00 %  
30
-  

Abundance In Meteorites
0.00 %  
99+
-  

Abundance In Earth's Crust
0.00 %  
99+
-  

Abundance In Oceans
-  
-  

Abundance In Humans
0.00 %  
24
-  

Uses >>
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