| Sodium | |
| Elemental State | Na |
| Electron Configuration | 1s22s22p63s1 |
| First Ionization Potential | 5.139 eV |
| Electron Affinity | 0.548 eV |
| Z* | 2.507 (Clementi-Raimondi) |
| Pauling Electronegativity | 0.93 |
| Covalent Radius | 1.54 Å |
| Metallic Radius | 1.91 Å |
| Ionic Radius | 1.13 Å Na+ coordination number
= 4
1.14 Å Na+ coordination number = 5 1.16 Å Na+ coordination number = 6 1.26 Å Na+ coordination number = 7 1.32 Å Na+ coordination number = 8 |
| van der Waal's Radius | 2.27 Å |
| Melting Point | 97.72 oC |
| Boiling Point | 883 oC |
| Density | 0.991 g/cm3 |
| Other Properties | |