Sodium vs Aluminum
| Property | Na Sodium | Al Aluminum |
|---|---|---|
| Atomic number | 11 | 13 |
| Symbol | Na | Al |
| Name | Sodium | Aluminum |
| Category | alkali-metal | post-transition-metal |
| Standard Atomic Weight | 22.989769 u | 26.981538 u |
| Period | 3 | 3 |
| Group | 1 | 13 |
| Block | s | p |
| Phase at STP | solid | solid |
| Electron configuration | [Ne]3s1 | [Ne]3s23p1 |
| Oxidation states | [-1, 0, 1] | [-2, -1, 0, 1, 2, 3] |
| Electronegativity (Pauling) | 0.93 | 1.61 |
| Electron affinity | 0.5479 eV | 0.4328 eV |
| Density | 970 kg/m³ | 2700 kg/m³ |
| Melting point | 97.8 °C | 660.287 °C |
| Boiling point | 882.85 °C | 2518.85 °C |
| Discovery year | 1807 | 1825 |