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Protactinium
Protactinium

Osmium
Osmium



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Protactinium
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Osmium

Facts About Protactinium and Osmium

1 Facts
1.1 Interesting Facts
  • Protactinium metal has 29 isotopes.
  • Isotopes of Protactinium-231 used in nuclear weapon.
  • Osmium metal does not oxidize in air unless it is heated.
  • But if it heated den it forms Osmium Tetroxide, which is highly toxic.
1.2 Sources
Found in Uranium Ores, Mining, Ores of metals
Found As a By-product, Found in Minerals, Mining
1.3 History
1.3.1 Who Discovered
William Crookes
Smithson Tennant
1.3.2 Discovery
In 1900
In 1803
1.4 Abundance
1.4.1 Abundance In Universe
Facts About Iron
Not Available
Rank: N/A (Overall)
3 * 10-7 %
Rank: 21 (Overall)
Facts About Thallium
1.4.4 Abundance In Sun
Facts About Iron
~-9999 %
Rank: N/A (Overall)
~0.0000002 %
Rank: 25 (Overall)
Facts About Beryllium
1.5.3 Abundance In Meteorites
Facts About Iron
Not Available
Rank: N/A (Overall)
0.00 %
Rank: 28 (Overall)
Facts About Gold
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1.5.6 Abundance In Earth's Crust
Facts About Alu..
0.00 %
Rank: 57 (Overall)
0.00 %
Rank: 53 (Overall)
Facts About Radium
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1.6.1 Abundance In Oceans
Facts About Sod..
0.00 %
Rank: 47 (Overall)
Not Available
Rank: N/A (Overall)
Facts About Protactinium
1.7.1 Abundance In Humans
Facts About Cal..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Facts About Radium
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