Facts About Protactinium and Bohrium
Interesting Facts
- Protactinium metal has 29 isotopes.
- Isotopes of Protactinium-231 used in nuclear weapon.
- Bohrium metal is also known as Unnilseptium (Uns) and Nielsbohrium (Ns).
Sources
Found in Uranium Ores, Mining, Ores of metals
Found in Minerals, Mining, Synthetically Produced
Who Discovered
William Crookes
Gesellschaft für Schwerionenforschung
Discovery
In 1900
In 1981
Abundance In Meteorites
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Abundance In Earth's Crust