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Protactinium
Protactinium

Bohrium
Bohrium



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Protactinium
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Bohrium

Facts About Protactinium and Bohrium

1 Facts
1.1 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).
1.2 Sources
Found in Uranium Ores, Mining, Ores of metals
Found in Minerals, Mining, Synthetically Produced
1.3 History
1.3.1 Who Discovered
William Crookes
Gesellschaft für Schwerionenforschung
1.3.2 Discovery
In 1900
In 1981
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
0.00 %NA
Facts About Radium
9.9E-12 8.1
1.4.5 Abundance In Oceans
0.00 %NA
Tin
2E-23 1.1
1.4.6 Abundance In Humans
NANA
Facts About Radium
1E-13 1.4