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Neptunium
Neptunium

Darmstadtium
Darmstadtium



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Neptunium
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Darmstadtium

Facts About Neptunium and Darmstadtium

1 Facts
1.1 Interesting Facts
Not Available
Not Available
1.2 Sources
Made by Bombarding Uranium with Neutrons, Ores of metals
Synthetically Produced
1.3 History
1.3.1 Who Discovered
Edwin McMillan and Philip H. Abelson
Gesellschaft für Schwerionenforschung
1.3.2 Discovery
In 1940
In 1994
1.4 Abundance
1.4.1 Abundance In Universe
NANA
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~-9999 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
NANA
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
NANA
Facts About Radium
9.9E-12 8.1
1.4.5 Abundance In Oceans
NANA
Facts About Protactinium
2E-23 1.1
1.4.6 Abundance In Humans
NANA
Facts About Radium
1E-13 1.4