1 Facts
1.1 Interesting Facts
- Protactinium metal has 29 isotopes.
- Isotopes of Protactinium-231 used in nuclear weapon.
- At times Terbium metal acts same as Calcium.
- Terbium metal closely similar to Lanthanum metal.
1.2 Sources
Found in Uranium Ores, Mining, Ores of metals
Found in Minerals, Found with Other Rare Earth Metals, Mining, Ores of Minerals
1.3 History
1.3.1 Who Discovered
William Crookes
Carl Gustaf Mosander
1.3.2 Discovery
1.4 Abundance
1.4.1 Abundance In Universe
1.4.2 Abundance In Sun
~-9999 %~0.00000001 %
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