लोहा तत्व के बारे में जानकारी (Information about Iron element)
Iron
01. 1st ionization energy [eV] → 7.9024
02. 2nd ionization energy [eV] → 16.18
03. 3rd ionization energy [eV] → 30.651
04. Atomic number → 26
05. Atomic radius [pm] → 156
06. Boiling point [°C] → 2750
07. Brinell hardness [MPa] → 490
08. Covalent radius [pm] → 125
09. Density [g/cm3] → 7.874
10. Electrical conductivity [S m-1] → 1 • 10^7
11. Electrical resistivity [10-6Ω.m] → 0.101
12. Electron configuration → 1s2 2s2 2p6 3s2 3p6 3d6 4s2
13. Electronegativity → 1.8
14. Element category → Transition elements
15. Group → VIII.B
16. Hardness [Mohs scale] → 4
17. Heat capacity [J K-1g-1] → 0.449
18. Latin name → Ferrum
19. Melting point [°C] → 1535
20. Oxidation numbers → 2, 3, 6
21. Period → 4
22. Relative atomic mass → 55.847
23. Shear modulus [GPa] → 82
24. Stable isotopes → 4
25. State → Solid
26. Symbol → Fe
27. Thermal conductivity [W m-1K-1] → 80.2
28. Unstable isotopes → 6
29. Vickers hardness [MPa] → 608
30. Young's modulus [GPa] → 211
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