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Dubnium
Dubnium

Bohrium
Bohrium



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Dubnium
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Bohrium

Facts About Dubnium and Bohrium

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1 Facts
1.1 Interesting Facts
  • IUPAC allotted a temporary name to Dubnium metal as “ Unnilpentium”.
  • In the production of Dubnium, thermal gradient chromatography is used.
  • Bohrium metal is also known as Unnilseptium (Uns) and Nielsbohrium (Ns).
1.2 Sources
Produced by Bombarding Am243 with Ne22, Synthetically Produced
Found in Minerals, Mining, Synthetically Produced
1.3 History
1.3.1 Who Discovered
Joint Institute for Nuclear Research
Gesellschaft für Schwerionenforschung
1.3.2 Discovery
In 1968
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
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