| Element (Atom) Name | Iron |
| Symbol | Fe |
| Physical state at room temperature | Solid |
| Element Classification | Metal |
| Group Name | None |
| Period Number (Periodic table) | 4 |
| Group number (Periodic table) | 8 |
| Atomic number | 26 |
| Atomic weight | 55.845 (Ref: Jlab-ele026, Ciaaw-iron, Nist-26) 55.85 (Ref: Lanl-26) |
| Atomic Radius | 194 pm (Van der Waals) (Ref: Lanl-26) |
| Density | 7.874 g/ml (Ref: Jlab-ele026) |
| Melting point | 1538°C (Ref: Jlab-ele026) |
| Boiling point | 2861°C (Ref: Jlab-ele026, Lanl-26) 2862 °C (Ref: Lanl-26) |
| Electron shell configuration | 1s2 2s2 2p6 3s2 3p6 3d6 4s2 |
| Oxidation States | +3, +2 (Ref: Jlab-ele026) −4, −2, −1, +1, +2, +3, +4, +5,[ +6, +7 (an amphoteric oxide) (Ref: Lanl-26) |
| Ionization Energy | 7.902 eV (Ref: Jlab-ele026) 7.9024681 eV (Ref: Nist-26) |
| Number of Stable Isotopes | 4 |
| InChI | InChI=1S/Fe (Ref: Pubchem-26) |
| InChI Key | XEEYBQQBJWHFJM-UHFFFAOYSA-N (Ref: Pubchem-26) |
| Remarks |
REFERENCES
- Jlab-ele026: https://education.jlab.org/itselemental/ele026.html
- Lanl-26: https://periodic.lanl.gov/26.shtml
- Ciaaw-iron : https://www.ciaaw.org/iron.htm
- Nist-26 : https://physics.nist.gov/cgi-bin/Elements/elInfo.pl?element=26
- Pubchem-26: https://pubchem.ncbi.nlm.nih.gov/element/26
- science.co.il: https://www.science.co.il/elements/
