1 Facts
1.1 Interesting Facts
- 223 Francium has the longest half life at 21.8.
- Francium metal is produced by alpha decay in 227Actinium 227.
- At times Terbium metal acts same as Calcium.
- Terbium metal closely similar to Lanthanum metal.
1.2 Sources
Formed by Decay Process, Mining
Found in Minerals, Found with Other Rare Earth Metals, Mining, Ores of Minerals
1.3 History
1.3.1 Who Discovered
Marguerite Perey
Carl Gustaf Mosander
1.3.2 Discovery
1.4 Abundance
1.4.1 Abundance In Universe
1.4.2 Abundance In Sun
~-9999 %~0.00000001 %
1E-08
0.1
1.4.3 Abundance In Meteorites
1.4.4 Abundance In Earth's Crust
1.4.5 Abundance In Oceans
1.4.6 Abundance In Humans