1 Facts
1.1 Interesting Facts
Not Available
- Protactinium metal has 29 isotopes.
- Isotopes of Protactinium-231 used in nuclear weapon.
1.2 Sources
Obtained by Treating Radium with Neutrons, Ores of metals
Found in Uranium Ores, Mining, Ores of metals
1.3 History
1.3.1 Who Discovered
Friedrich Oskar Giesel
William Crookes
1.3.2 Discovery
1.4 Abundance
1.4.1 Abundance In Universe
1.4.2 Abundance In Sun
~-9999 %~-9999 %
1E-08
0.1
1.4.3 Abundance In Meteorites
1.4.4 Abundance In Earth's Crust
1.4.5 Abundance In Oceans
1.4.6 Abundance In Humans