Facts About Francium and Cadmium
Interesting Facts
- 223 Francium has the longest half life at 21.8.
- Francium metal is produced by alpha decay in 227Actinium 227.
  
- Naturally occurring minor elements include Cadmium.
- Cadmium is released into atmosphere to control volcanic eruption and forest fires.
- It is used for electroplating of Steel for corrosion resistance.
- It can absorb neutrons and used in nuclear reactor to control atomic fission.
  
Sources
Formed by Decay Process, Mining
  
Found As a By-product, Found in Minerals, Mining
  
History
  
  
Who Discovered
Marguerite Perey
  
Karl Samuel Leberecht Hermann and Friedrich Stromeyer
  
Discovery
In 1939
  
In 1817
  
Abundance
  
  
Abundance In Universe
Not Available
  
Abundance In Sun
~-9999 %
  
~0.0000006 %
  
21
Abundance In Meteorites
Not Available
  
Abundance In Earth's Crust
Not Available
  
Abundance In Oceans
Not Available
  
Abundance In Humans
Not Available