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Osmium
Osmium

Mendelevium
Mendelevium



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Osmium
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Mendelevium

Facts About Osmium and Mendelevium

1 Facts
1.1 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.
  • Mendelevium metal is synthetically produced metal.
  • Mendelevium metal has been produced in only trace amount.
1.2 Sources
Found As a By-product, Found in Minerals, Mining
Bombarding Einsteinium with Helium Ions
1.3 History
1.3.1 Who Discovered
Smithson Tennant
Lawrence Berkeley National Laboratory
1.3.2 Discovery
In 1803
In 1955
1.4 Abundance
1.4.1 Abundance In Universe
3 * 10-7 %NA
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~0.0000002 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
0.00 %NA
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
0.00 %NA
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