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