1 Facts
1.1 Interesting Facts
- Protactinium metal has 29 isotopes.
- Isotopes of Protactinium-231 used in nuclear weapon.
- Polonium was the first radioactive element to be discovered.
- Polonium element and its compounds are highly radioactive.
- Its alloy with Beryllium provides source of neutrons.
1.2 Sources
Found in Uranium Ores, Mining, Ores of metals
Mining, Ores of metals
1.3 History
1.3.1 Who Discovered
William Crookes
Pierre Curie and Marie Curie
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