Home

Transition Metals + -

Actinide Metals + -

Lanthanide Metals + -

Post-Transition Metals + -

Alkaline Earth Metals + -

Compare Metals


Facts About Osmium and Dubnium


Facts About Dubnium and Osmium


Facts

Interesting Facts
  • Osmium metal does not oxidize in air unless it is heated.
  • But if it heated den it forms Osmium Tetroxide, which is highly toxic.
  
  • IUPAC allotted a temporary name to Dubnium metal as “ Unnilpentium”.
  • In the production of Dubnium, thermal gradient chromatography is used.
  

Sources
Found As a By-product, Found in Minerals, Mining   
Produced by Bombarding Am243 with Ne22, Synthetically Produced   

History
  
  

Who Discovered
Smithson Tennant   
Joint Institute for Nuclear Research   

Discovery
In 1803   
In 1968   

Abundance
  
  

Abundance In Universe
3 * 10-7 %   
21
Not Available   

Abundance In Sun
~0.0000002 %   
25
~-9999 %   

Abundance In Meteorites
0.00 %   
28
Not Available   

Abundance In Earth's Crust
0.00 %   
99+
Not Available   

Uses >>
<< Periodic Table

Compare Transition Metals

Transition Metals

Transition Metals

» More Transition Metals

Compare Transition Metals

» More Compare Transition Metals