Interesting Facts
Roentgenium is a highly unstable synthetic element.
- Protactinium metal has 29 isotopes.
- Isotopes of Protactinium-231 used in nuclear weapon.
Sources
Synthetically Produced
Found in Uranium Ores, Mining, Ores of metals
History
Who Discovered
Gesellschaft für Schwerionenforschung
William Crookes
Discovery
In 1994
In 1900
Abundance
Abundance In Universe
0.00 %0.00 %
0
0.11
👆🏻
Abundance In Sun
-0.00 %
0
0.1
👆🏻
Abundance In Meteorites
--
0
22
👆🏻
Abundance In Earth's Crust
-0.00 %
1E-37
8.1
👆🏻
Abundance In Oceans
-0.00 %
0
1.1
👆🏻
Abundance In Humans
-0.00 %
0
1.4
👆🏻