iron 55 | has symbol 55Fe | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has nuclear spin I = 3/2- h/2π | ![has source: Fuller, G.H. 1976, <i>Journal of Physical Chemistry Reference Data</i> <b>5</b> 835 'Nuclear Spins and Moments', 2001-09-27 09:29:03.0 has source: Fuller, G.H. 1976, <i>Journal of Physical Chemistry Reference Data</i> <b>5</b> 835 'Nuclear Spins and Moments', 2001-09-27 09:29:03.0](facet.gif) |
has decay mode EC (0.2314 Mev) | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has decay mode no γ | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has half life 2.73 years | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has number of nucleons 55 | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has number of neutrons 29 | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has atomic mass 54.938296 | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has uses research, medical diagnosis | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
is an instance of iron | ![has URL: http://nucleardata.nuclear.lu.se/nucleardata/toi/nuclide.asp?iZA=260055, 2001-09-27 09:29:03.0 has URL: http://nucleardata.nuclear.lu.se/nucleardata/toi/nuclide.asp?iZA=260055, 2001-09-27 09:29:03.0](facet.gif) |
iron | has lethal intake 7 - 35 grams | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has reserves 1.1 × 1011 tonnes | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has main mining area USA, Canada, Sweden, South Africa, Russia, India, Japan | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has mineral goethite, hematite, lepidocrocite, magnetite, siderite, ... | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has neutron scattering length 0.954 × 10-12 cm | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has electron affinity 15.7 kJ mol-1 from Fe to Fe- | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has toxic intake 200 mg Iron (II) compounds are more toxic than iron (III) | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has poisson's ratio 0.27 GPa for cast iron | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has poisson's ratio 0.27 GPa for steel | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has bulk modulus 109.5 GPa for cast iron | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has bulk modulus 160 GPa for steel | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has rigidity modulus 60.0 GPa for cast iron | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has rigidity modulus 81 GPa for steel | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has young's modulus 152.3 GPa for cast iron | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has young's modulus 208 GPa for steel | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has mass magnetic susceptibility ferromagnetic | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has electrical resistivity 9.71 × 10-8 Ω m at 293 K | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has covalent radii 116 pm | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has thermal neutron capture cross section 2.56 barns | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has longest lived isotope iron 56 | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has isotope mass range 49 to 63 | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has number of isotopes 16 including nuclear isomers | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has pronunciation iy-on ? | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has name origin iron from Anglo-Saxon | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has abundance 3.16 × 107 in Sun relative to H = 1 × 1012 | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has abundance 41000 p.p.m. in Earth's crust | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has abundance p.p.m. in seawater | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has abundance 1 × 10-4 p.p.m. in Atlantic surface seawater | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has abundance 4 × 10-4 p.p.m. in deep Atlantic seawater | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has abundance 1 × 10-5 p.p.m. in Pacific surface seawater | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has abundance 1 × 10-4 p.p.m. in deep Pacific seawater | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has specimen chips, filings, foil, granules, powder and wire. Safe. | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has world production 7.16 × 108 tonnes year-1 | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has chief source hematite, magnetite, goethite, lepidocrocite, siderite | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has mass absorption coefficient 308 cm2 g-1 for CuKα X-ray diffraction | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has mass absorption coefficient 38.5 cm2 g-1 for MoKα X-ray diffraction | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has space group Im3m for α-Fe | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has space group Fm3m for γ-Fe | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has space group Im3m for δ-Fe | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has crystal cell dimension a = 286.645 pm for α-Fe | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has crystal cell dimension a = 364.68 pm for γ-Fe | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has crystal cell dimension a = 293.22 pm for δ-Fe | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has crystal type b.c.c. for α-Fe | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has crystal type c.c.p. for γ-Fe | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has crystal type b.c.c. for δ-Fe | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has atomic emission line 248.327 nm for Fe I (strong) | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has atomic emission line 248.814 nm for Fe I | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has atomic emission line 252.285 nm for Fe I | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has atomic emission line 344.061 nm for Fe I | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has atomic emission line 371.994 nm for Fe I | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has atomic emission line 373.713 nm for Fe I | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has atomic emission line 374.556 nm for Fe I | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has atomic emission line 385.991 nm for Fe I (strong) | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has term symbol 5D4 in ground state | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has electron configuration [Ar]3d64s2 in ground state | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has mass of element in person 4.2 kg for a 70 kg average person | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has daily dietary intake 6 - 40 mg | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has level in humans 447 mg dm-3 in blood | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has level in humans 3 - 380 p.p.m. in bone | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has level in humans 250 - 1400 p.p.m. in liver | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has level in humans 180 p.p.m. in muscle | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has hazard fire or explosion of dust chronic exposure can cause pneumoconiosis | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has hazard deficiency leads to anemia but excess causes liver and kidney damage | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has biological role essential to all species | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has linear expansion coefficient 12.3 × 10-6 K-1 | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has thermal conductivity 80.2 W m-1 K-1 at 300 K | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has molar volume 7.09 cm3 | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has heat capacity 25.10 J K-1 mol-1 for solid at constant pressure 0.1 MPa at 298.15 K | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has heat capacity 25.677 J K-1 mol-1 for gas at constant pressure 0.1 MPa at 298.15 K | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has heat of vaporization 351.0 kJ mol-1 | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has heat of fusion 14.9 kJ mol-1 | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has boiling point 3023 K | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has melting point 1808 K | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has electronegativity 1.83 Pauling | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has relative atomic mass 55.845 in units of 12C = 12.000 | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has ionic radii 67 pm for Fe2+ | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has ionic radii 82 pm for Fe3+ | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has atomic radii 124 pm | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has number of protons 26 | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has registry number 7439-89-6 for Chemical Abstracts System database | ![has URL: http://info.cas.org, 2001-09-27 09:29:02.0 has URL: http://info.cas.org, 2001-09-27 09:29:02.0](facet.gif) |
has density 7874 kg m-3 for solid at 293 K | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has density 7035 kg m-3 for liquid at 1808 K melting point | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has synthesis mechanism | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has ocean oxidation state III | ![2001-09-27 09:28:29.0 2001-09-27 09:28:29.0](facet.gif) |
has ocean residence time 98 years | ![2001-09-27 09:28:29.0 2001-09-27 09:28:29.0](facet.gif) |
has symbol name origin ferrum = iron from Latin | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has atomic number 26 | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
reacts with damp air by rusting | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
reacts with dilute acids by disolving | ![2001-09-27 09:29:02.0 2001-09-27 09:29:02.0](facet.gif) |
has discovery date 2500 B.C. | ![2001-09-27 09:29:03.0 2001-09-27 09:29:03.0](facet.gif) |
has image ![](images/element/Fe.jpg) | ![2001-09-27 09:28:33.0 2001-09-27 09:28:33.0](facet.gif) |
recycled oceanic element | has ocean concentration increasing with depth | ![2001-09-27 09:28:28.0 2001-09-27 09:28:28.0](facet.gif) |
siderophile element | has occurrence in planet metallic core and associated with iron | ![2001-09-27 09:28:25.0 2001-09-27 09:28:25.0](facet.gif) |
column grouped element | has group a column number in the table of the elements | ![2001-09-27 09:28:24.0 2001-09-27 09:28:24.0](facet.gif) |
element | is a part of Universe | ![2001-09-27 09:32:17.0 2001-09-27 09:32:17.0](facet.gif) |
has synonym atom | ![2001-09-27 09:28:19.0 2001-09-27 09:28:19.0](facet.gif) |
particle | obeys uncertainty principle | ![2001-09-27 09:28:02.0 2001-09-27 09:28:02.0](facet.gif) |
has frequency inversely proportional to the wavelength | ![2001-09-27 09:28:02.0 2001-09-27 09:28:02.0](facet.gif) |
has wavelength inversely proportional to its momentum | ![2001-09-27 09:28:02.0 2001-09-27 09:28:02.0](facet.gif) |
has charge | ![2001-09-27 09:28:01.0 2001-09-27 09:28:01.0](facet.gif) |
has mass | ![2001-09-27 09:28:02.0 2001-09-27 09:28:02.0](facet.gif) |
physical object | has location or center of gravity | ![2001-09-27 09:27:27.0 2001-09-27 09:27:27.0](facet.gif) |
has angular momentum | ![2001-09-27 09:27:27.0 2001-09-27 09:27:27.0](facet.gif) |
has velocity | ![2001-09-27 09:27:27.0 2001-09-27 09:27:27.0](facet.gif) |
has momentum | ![2001-09-27 09:27:27.0 2001-09-27 09:27:27.0](facet.gif) |
has temperature | ![2001-09-27 09:27:27.0 2001-09-27 09:27:27.0](facet.gif) |
has volume | ![2001-09-27 09:27:27.0 2001-09-27 09:27:27.0](facet.gif) |
has extent | ![2001-09-27 09:27:27.0 2001-09-27 09:27:27.0](facet.gif) |
has material | ![2001-09-27 09:27:27.0 2001-09-27 09:27:27.0](facet.gif) |