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Roentgenium
Roentgenium

Osmium
Osmium



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Roentgenium
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Osmium

Facts About Roentgenium and Osmium

Facts

Interesting Facts

Sources

Who Discovered

Discovery

Abundance In Universe

Abundance In Sun

Abundance In Meteorites

Abundance In Earth's Crust

Abundance In Oceans

Abundance In Humans

 
Roentgenium is a highly unstable synthetic element.
Synthetically Produced
Gesellschaft für Schwerionenforschung
In 1994
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  • Osmium metal does not oxidize in air unless it is heated.
  • But if it heated den it forms Osmium Tetroxide, which is highly toxic.
Found As a By-product, Found in Minerals, Mining
Smithson Tennant
In 1803
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