Interesting Facts
Neptunium was the first transuranium element to be discovered.
- Bohrium metal is also known as Unnilseptium (Uns) and Nielsbohrium (Ns).
Sources
Made by Bombarding Uranium with Neutrons, Ores of metals
Found in Minerals, Mining, Synthetically Produced
History
Who Discovered
Edwin McMillan and Philip H. Abelson
Gesellschaft für Schwerionenforschung
Discovery
In 1940
In 1981
Abundance
Abundance In Universe
0.00 %0.00 %
0
0.11
👆🏻
Abundance In Sun
0.00 %-
0
0.1
👆🏻
Abundance In Meteorites
0.00 %0.00 %
0
22
👆🏻
Abundance In Earth's Crust
0.00 %0.00 %
1E-37
8.1
👆🏻
Abundance In Oceans
--
0
1.1
👆🏻
Abundance In Humans
0.00 %-
0
1.4
👆🏻