सोडियम तत्व के बारे में जानकारी (Information about Sodium element)
Sodium
• 1.st ionization energy [eV] → 5.1391
• 2.nd ionization energy [eV] → 47.286
• 3.rd ionization energy [eV] → 71.641
• Atomic number → 11
• Atomic radius [pm] → 190
• Boiling point [°C] → 882.9
• Brinell hardness [MPa] → 0.69
• Covalent radius [pm] → 154
• Critical point [°C] → 2300
• Critical pressure [MPa] → 35
• Density [g/cm3] → 0.9725
• Discovery → 1807
• Electrical conductivity [S m-1] → 2.01 • 10X7
• Electron configuration → 1s2 2s2 2p6 3s1
• Electronegativity → 0.9
• Element category → Alkali metals
• Group → I.A
• Hardness [Mohs scale] → 0.4
• Heat capacity [J K-1g-1] → 1.23
• Latin name → Natrium
• Melting point [°C] → 98.81
• Oxidation numbers → 1
• Period → 3
• Relative atomic mass → 22.98768
• Shear modulus [GPa] → 3.3
• Stable isotopes → 1
• State → Solid
• Symbol → Na
• Thermal conductivity [W m-1K-1] → 141
• Unstable isotopes → 6
• Young's modulus [GPa] → 10
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