Facts About Thulium and Dubnium
Interesting Facts
- Thulium metal can resist corrosion due to dry air .
- Only Tm-169 isotope of Thulium metal occur naturally.
- IUPAC allotted a temporary name to Dubnium metal as “ Unnilpentium”.
- In the production of Dubnium, thermal gradient chromatography is used.
Sources
Found in Minerals, Mining, Ores of Minerals
Produced by Bombarding Am243 with Ne22, Synthetically Produced
Who Discovered
Per Teodor Cleve
Joint Institute for Nuclear Research
Discovery
In 1879
In 1968
Abundance In Earth's Crust
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