Interesting Facts
Actinium glows in the dark due to its radioactivity.
- Mendelevium metal is synthetically produced metal.
- Mendelevium metal has been produced in only trace amount.
Sources
Obtained by Treating Radium with Neutrons, Ores of metals
Bombarding Einsteinium with Helium Ions
History
Who Discovered
Friedrich Oskar Giesel
Lawrence Berkeley National Laboratory
Discovery
In 1902
In 1955
Abundance
Abundance In Universe
0.00 %0.00 %
0
0.11
👆🏻
Abundance In Sun
0.00 %-
0
0.1
👆🏻
Abundance In Meteorites
0.00 %0.00 %
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 %0.00 %
0
1.4
👆🏻