Facts About Cesium and Francium
Facts
Interesting Facts
Not Available
- 223 Francium has the longest half life at 21.8.
- Francium metal is produced by alpha decay in 227Actinium 227.
Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals
Formed by Decay Process, Mining
History
Who Discovered
Robert Bunsen and Gustav Kirchhoff
Marguerite Perey
Discovery
In 1860
In 1939
Abundance
Abundance In Universe
8 * 10-8 %
24
Not Available
Abundance In Sun
~0.0000008 %
20
~-9999 %
Abundance In Meteorites
0.00 %
38
Not Available
Abundance In Earth's Crust
0.00 %
35
Not Available
Abundance In Oceans
0.00 %
17
Not Available
Abundance In Humans
0.00 %
17
Not Available
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