Element | Sodium |
Symbol | Na |
Atomic Number | 11 |
Molar Mass | 22.99 gmol-1 |
Electron Configuration | [Ne]3s1 |
Normal State | solid metal |
Density @STP | 0.97 g cm-3 |
Melting Point | 98oC |
Boiling Point | 883oC |
Stable Isotopes | 23Na |
Atomic Radius | 191 pm |
Ionic Radius | 102 (1+) pm |
Electronegativity (Pauling) | 0.93 |
Ionization Energy (1st) | 496 kJ mol-1 |
Ionization Energy (2nd) | 4562 kJ mol-1 |
Ionization Energy (3rd) | 6912 kJ mol-1 |
Molar Heat Capacity | 28.2 J K-1mol-1 |
Standard Molar Entropy | 51.3 J K-1mol-1 |
Enthalpy of Fusion | 2.64 kJ mol-1 |
Enthalpy of Vapourization | 89.04 kJ mol-1 |
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