Home 26 Fe Iron back to the periodic table
 
Atomic number   26
Symbol   Fe
Atomic weight   55.847
Density [g/cm3]   7.87
Melting point [°C]   1535
Boiling point [°C]   2750
1st Ionization energy [eV]   7.870
Electronic configuration   [Ar] 3d6 4s2
Oxidation number (most stable)   6, 3, 2, 0, 2-
Atomic radius [pm]   124.1 (a)
Ionic radius [pm]   64 (3+)
Abundance in crustal rocks [ppm]   62000
Origin of the name   (lat.) ferrum = iron
Discovery   known since ancient times
Uses   mainly as a raw material for the production of steel.
This page in German - Diese Seite in Deutsch
 © 2004 Büro für angewandte Mineralogie · Dr. Stephan Rudolph · D-47918 Tönisvorst
These recommendations are believed to be correct. However, no guarantee of their accuracy is given. Therefore, purchasers shall make their own tests to determine suitability for their use. These products are offered for industrial and related uses (e.g. research and development) only. However the user must take the necessary precautions appropriate for products containing chemicals. This description does not imply the absence of any patents, the responsibility whatsoever solely rests with the user.