Interesting Facts
Actinium glows in the dark due to its radioactivity.
- Promethium metal found in Pitchblende.
- Promethium metal is highly radioactive metal.
Sources
Obtained by Treating Radium with Neutrons, Ores of metals
Found in Minerals, Mining
History
Who Discovered
Friedrich Oskar Giesel
Chien Shiung Wu, Emilio Segrè, Hans Bethe
Discovery
In 1902
In 1942
Abundance
Abundance In Universe
0.00 %0.00 %
0
0.11
👆🏻
Abundance In Sun
0.00 %-
0
0.1
👆🏻
Abundance In Meteorites
0.00 %-
0
22
👆🏻
Abundance In Earth's Crust
0.00 %0.00 %
1E-37
8.1
👆🏻
Abundance In Oceans
0.00 %-
0
1.1
👆🏻
Abundance In Humans
0.00 %0.00 %
0
1.4
👆🏻