1 Facts
1.1 Interesting Facts
- Protactinium metal has 29 isotopes.
- Isotopes of Protactinium-231 used in nuclear weapon.
- Manganese is an essential trace element in all forms of life.
- Manganese metal oxidizes very easily, but it does not fuse that easily.
1.2 Sources
Found in Uranium Ores, Mining, Ores of metals
Found in Minerals, Mining, Ores of Minerals
1.3 History
1.3.1 Who Discovered
William Crookes
Johann Gottlieb Gahn
1.3.2 Discovery
1.4 Abundance
1.4.1 Abundance In Universe
1.1.1 Abundance In Sun
~-9999 %~0.001 %
1E-08
0.1
1.4.2 Abundance In Meteorites
1.4.4 Abundance In Earth's Crust
1.4.6 Abundance In Oceans
1.4.7 Abundance In Humans