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Dubnium
Dubnium

Thulium
Thulium



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Thulium

Facts About Dubnium and Thulium

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Facts

Interesting Facts

  • IUPAC allotted a temporary name to Dubnium metal as “ Unnilpentium”.
  • In the production of Dubnium, thermal gradient chromatography is used.
  • Thulium metal can resist corrosion due to dry air .
  • Only Tm-169 isotope of Thulium metal occur naturally.

Sources

Produced by Bombarding Am243 with Ne22, Synthetically Produced
Found in Minerals, Mining, Ores of Minerals

History

Who Discovered

Joint Institute for Nuclear Research
Per Teodor Cleve

Discovery

In 1968
In 1879

Abundance

Abundance In Universe

0.00 %0.00 %
0 0.11
👆🏻

Abundance In Sun

-0.00 %
0 0.1
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Abundance In Meteorites

0.00 %0.00 %
0 22
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Abundance In Earth's Crust

-0.00 %
1E-37 8.1
👆🏻

Abundance In Oceans

-0.00 %
0 1.1
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Abundance In Humans

-0.00 %
0 1.4
👆🏻