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Iron

Revision as of 00:39, 6 February 2009 by Lph (Talk | contribs)



Name Iron (Ferrum)
Atomic Number 26
Atomic Weight 55.85
Symbol Fe
Melting Point ( °C ) 1535
Boiling Point ( °C ) 2750
Density (g/cm3)
Earth crust (%)
Discovery (Year) 4000 B.C.E.
Group 8
Electron configuration 1s22s22p63s23p64s23d6
Ionization energy (eV)

Iron is the 26th element listed in the periodic table. This element is one of the fourth most abundant elements found in the earth's crust.<ref>Zumdahl, S.S., Zumdahl, S. L., DeCoste, D. J. (2006). World of Chemistry. Houghton Mifflin Company. p. 50</ref> During the third century B.C.E., the Hittities made iron into weapons.

References

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