1 Facts
1.1 Interesting Facts
Not Available
- 223 Francium has the longest half life at 21.8.
- Francium metal is produced by alpha decay in 227Actinium 227.
1.2 Sources
Found in Minerals, Mining, Ores of Minerals
Formed by Decay Process, Mining
1.3 History
1.3.1 Who Discovered
Eugène-Anatole Demarçay
Marguerite Perey
1.3.2 Discovery
1.4 Abundance
1.4.1 Abundance In Universe
1.1.2 Abundance In Sun
~0.00000005 %~-9999 %
1E-08
0.1
1.1.4 Abundance In Meteorites
1.2.1 Abundance In Earth's Crust
1.3.1 Abundance In Oceans
1.4.2 Abundance In Humans