Facts About Einsteinium and Francium
Interesting Facts
- Einsteinium is the transuranic element found in US.
- Only 0.01 mg of Einsteinium was synthesized in 1961.
- 223 Francium has the longest half life at 21.8.
- Francium metal is produced by alpha decay in 227Actinium 227.
Sources
Made by Bombarding Uranium with Neutrons
Formed by Decay Process, Mining
Who Discovered
Lawrence Berkeley National Laboratory
Marguerite Perey
Discovery
In 1952
In 1939
Abundance In Earth's Crust