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Cadmium
Cadmium

Francium
Francium



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Facts About Cadmium and Francium

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1 Facts
1.2 Interesting Facts
  • 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.
  • 223 Francium has the longest half life at 21.8.
  • Francium metal is produced by alpha decay in 227Actinium 227.
1.3 Sources
Found As a By-product, Found in Minerals, Mining
Formed by Decay Process, Mining
1.4 History
1.4.1 Who Discovered
Karl Samuel Leberecht Hermann and Friedrich Stromeyer
Marguerite Perey
1.4.2 Discovery
In 1817
In 1939
1.5 Abundance
1.5.1 Abundance In Universe
2 * 10-7 %NA
Facts About Thallium
5E-09 0.11
1.5.2 Abundance In Sun
~0.0000006 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.5.4 Abundance In Meteorites
0.00 %NA
Facts About Gold
1.7E-07 22
1.5.6 Abundance In Earth's Crust
0.00 %NA
Facts About Radium
9.9E-12 8.1
1.6.2 Abundance In Oceans
0.00 %NA
Facts About Protactinium
2E-23 1.1
1.6.4 Abundance In Humans
0.00 %NA
Facts About Radium
1E-13 1.4