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Francium
Francium

Iron
Iron



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Francium
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Facts About Francium and Iron

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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.
  • Iron is not always magnetic in nature, its allotrope are ferromagnetic and the B allotrope is nonmagnetic.
  • The blood consists Iron in hemoglobin molecules to transfer Oxygen in the body.
1.2 Sources
Formed by Decay Process, Mining
Earth's crust, Found in Minerals
1.3 History
1.3.1 Who Discovered
Marguerite Perey
Unknown
1.3.2 Discovery
In 1939
Before 5000 BC
1.4 Abundance
1.4.1 Abundance In Universe
NA1.1 * 10-1 %
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~-9999 %~0.1 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
NA22.00 %
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
NA6.30 %
Facts About Radium
9.9E-12 8.1
1.4.5 Abundance In Oceans
NA0.00 %
Facts About Protactinium
2E-23 1.1
1.4.6 Abundance In Humans
NA0.01 %
Facts About Radium
1E-13 1.4