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.
- It is the most reflective element.
- Silver is the second most ductile metal after Gold.
- It is also used in Dentistry as a dental alloys for clips and crowning.
1.2 Sources
Formed by Decay Process, Mining
Earth's crust, Found in Minerals, Ores of metals
1.3 History
1.3.1 Who Discovered
1.3.2 Discovery
1.4 Abundance
1.4.1 Abundance In Universe
1.6.1 Abundance In Sun
~-9999 %~0.0000001 %
1E-08
0.1
3.1.2 Abundance In Meteorites
1.3.1 Abundance In Earth's Crust
1.7.2 Abundance In Oceans
1.11.1 Abundance In Humans