Chemistry
Cynthia378
26

Which is a chemical property of iron?

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Wilton635

Atomic number26Atomic mass55.85 g.mol -1Electronegativity according to Pauling1.8Density7.8 g.cm-3 at 20°CMelting point1536 °CBoiling point2861 °CVanderwaalsradius 0.126 nmIonic radius0.076 nm (+2) ; 0.064 nm (+3)Isotopes8Electronic shell [ Ar ] 3d6 4s2Energy of first ionisation761 kJ.mol -1Energy of second ionisation1556.5 kJ.mol -1Energy of third ionisation2951 kJ.mol -1Standard potential- o.44 V (Fe2+/ Fe ) ; 0.77 V ( Fe3+/ Fe2+ )Discovered byThe ancients Read more: http://www.lenntech.com/periodic/elements/fe.htm#ixzz4a5WaFZtx

Melany1128

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