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Iron
Iron

Francium
Francium



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Facts About Iron and Francium

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Facts

Interesting Facts

Sources

Who Discovered

Discovery

Abundance In Universe

Abundance In Sun

Abundance In Meteorites

Abundance In Earth's Crust

Abundance In Oceans

Abundance In Humans

 
  • 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.
Earth's crust, Found in Minerals
-
Before 5000 BC
0.11 %
0.10 %
22.00 %
6.30 %
0.00 %
0.01 %
 
  • 223 Francium has the longest half life at 21.8.
  • Francium metal is produced by alpha decay in 227Actinium 227.
Formed by Decay Process, Mining
Marguerite Perey
In 1939
0.00 %
0.00 %
0.00 %
0.00 %
-
0.00 %