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Neptunium
Neptunium

Seaborgium
Seaborgium



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Neptunium
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Seaborgium

Facts About Neptunium and Seaborgium

Facts

Interesting Facts

Sources

Who Discovered

Discovery

Abundance In Universe

Abundance In Sun

Abundance In Meteorites

Abundance In Earth's Crust

Abundance In Oceans

Abundance In Humans

 
Neptunium was the first transuranium element to be discovered.
Made by Bombarding Uranium with Neutrons, Ores of metals
Edwin McMillan and Philip H. Abelson
In 1940
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  • Seaborgium most stable isotope is Sg and it has 2.1 min of half- life.
  • And other isotopes of Seaborgium have half-lives as short as 3 ms.
Synthetically Produced
Lawrence Berkeley National Laboratory
In 1974
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