View source for Template:Infobox iron

{{Elementbox
|name=नँ
|pronounce={{IPAc-en|'|aɪ|.|ər|n}}
|number=26
|symbol=Fe
|left=[[म्यान्गानिज]]
|right=[[कोबाल्त]]
|above=-
|below=[[ruthenium|Ru]]
|series=त्रान्जिसन मेतल
|series comment=
|group=8
|period=4
|block=d
|series color=
|phase color=
|appearance=lustrous metallic with a grayish tinge
|image name=Iron_electrolytic_and_1cm3_cube.jpg
|image alt=A rough wedge of silvery metal
|image size=
|image name comment=
|image name 2=Iron Spectrum.jpg
|image name 2 comment=[[Spectral lines]] of iron
|atomic mass=55.845
|atomic mass 2=2
|atomic mass comment=
|electron configuration=&#91;[[argon|Ar]]&#93; 3d<sup>6</sup> 4s<sup>2</sup>
|electrons per shell=2, 8, 14, 2
|color=
|phase= solid
|density gpcm3nrt=7.874
|density gpcm3mp=6.98
|melting point K=1811
|melting point C=1538
|melting point F=2800
|boiling point K=3134
|boiling point C=2862
|boiling point F=5182
|triple point K=
|triple point kPa=
|critical point K=
|critical point MPa=
|heat fusion=13.81
|heat fusion 2=
|heat vaporization=340
|heat capacity=25.10
|vapor pressure 1=1728
|vapor pressure 10=1890
|vapor pressure 100=2091
|vapor pressure 1 k=2346
|vapor pressure 10 k=2679
|vapor pressure 100 k=3132
|vapor pressure comment=

|crystal structure=body-centered cubic
|crystal structure comment=''a''=286.65 pm;

|crystal structure2=face-centered cubic
|crystal structure comment2=between 1185&ndash;1667 K
| oxidation states = 6, 5,<ref>{{cite journal|doi=10.1002/zaac.19824910109|title=Recent developments in the field of high oxidation states of transition elements in oxides stabilization of Six-coordinated Iron(V)|year=1982|author=Demazeau, G.|journal=Zeitschrift für anorganische und allgemeine Chemie|volume=491|pages=60|last2=Buffat|first2=B.|last3=Pouchard|first3=M.|last4=Hagenmuller|first4=P.}}</ref> 4, '''3''', '''2''', 1<ref>{{cite journal|url=http://bernath.uwaterloo.ca/media/266.pdf| author =Ram, R. S. and Bernath, P. F.| journal=Journal of Molecular Spectroscopy |volume =221| year =2003| page = 261|bibcode = 2003JMoSp.221..261R |doi = 10.1016/S0022-2852(03)00225-X|title=Fourier transform emission spectroscopy of the g<sup>4</sup>Δ-a<sup>4</sup>Δ system of FeCl|issue=2 }}</ref>, -1, -2

|oxidation states comment=[[amphoteric]] oxide
|electronegativity=1.83
|number of ionization energies=4
|1st ionization energy=762.5
|2nd ionization energy=1561.9
|3rd ionization energy=2957
|atomic radius=126
|atomic radius calculated=
|covalent radius=132±3 (low spin), 152±6 (high spin)
|Van der Waals radius=
|magnetic ordering=[[ferromagnetism|ferromagnetic]]
|Curie point=1043
|Magnetic saturation at r.t. = 1707 T
|electrical resistivity=
|electrical resistivity at 0=
|electrical resistivity at 20=96.1 n
|thermal conductivity=80.4
|thermal conductivity 2=
|thermal diffusivity=
|thermal expansion=
|thermal expansion at 25=11.8
|speed of sound=
|speed of sound rod at 20=
|speed of sound rod at r.t.=(electrolytic)<br />5120
|Young's modulus=211
|Shear modulus=82
|Bulk modulus=170
|Poisson ratio=0.29
|Mohs hardness=4
|Vickers hardness=608
|Brinell hardness=490
|CAS number=7439-89-6
|isotopes=
{{Elementbox_isotopes_decay | mn=54 | sym=Fe | na=5.8% | hl=>3.1&times;10<sup>22</sup> [[year|y]] | dm=[[double beta decay|β<sup>+</sup>β<sup>+</sup>]] |de=0.6800 | pn=54 | ps=[[chromium|Cr]] }}
{{Elementbox_isotopes_decay | mn=55 | sym=Fe | na=[[synthetic radioisotope|syn]] | hl=2.73 y | dm=[[electron capture|ε]] | de=0.231 | pn=55 | ps=[[manganese|Mn]] }}
{{Elementbox_isotopes_stable | mn=56 | sym=Fe | na=91.72% | n=30 }}
{{Elementbox_isotopes_stable | mn=57 | sym=Fe | na=2.2% | n=31 }}
{{Elementbox_isotopes_stable | mn=58 | sym=Fe | na=0.28% | n=32 }}
{{Elementbox_isotopes_decay | mn=59 | sym=Fe | na=[[synthetic radioisotope|syn]] | hl=44.503 d | dm=[[Beta decay|β<sup>−</sup>]] | de=1.565 | pn=59 | ps=[[cobalt|Co]] }}
{{Elementbox_isotopes_decay | mn=60 | sym=Fe | na=[[synthetic radioisotope|syn]] | hl=2.6&times;10<sup>6</sup> y | dm=[[Beta decay|β<sup>−</sup>]] | de=3.978 | pn=60 | ps=[[cobalt|Co]] }}
|isotopes comment=
|discovery date=before [[5000 BC]]
}}<noinclude>
{{Template reference list}}
[[Category:Periodic table infobox templates|Iron]]

</noinclude>