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
1.4 Abundance
1.4.1 Abundance In Universe
2.4.2 Abundance In Sun
~-9999 %~0.0000002 %
1E-08
0.1
2.4.3 Abundance In Meteorites
2.4.5 Abundance In Earth's Crust
2.4.7 Abundance In Oceans
2.4.9 Abundance In Humans