Lithium vs Phosphorus
| Property | Li Lithium | P Phosphorus |
|---|---|---|
| Atomic number | 3 | 15 |
| Symbol | Li | P |
| Name | Lithium | Phosphorus |
| Category | alkali-metal | nonmetal |
| Standard Atomic Weight | 6.9675 u | 30.973762 u |
| Period | 2 | 3 |
| Group | 1 | 15 |
| Block | s | p |
| Phase at STP | solid | solid |
| Electron configuration | [He]2s1 | [Ne]3s23p3 |
| Oxidation states | [1] | [-3, -2, -1, 0, 1, 2, 3, 4, 5] |
| Electronegativity (Pauling) | 0.98 | 2.19 |
| Electron affinity | 0.61804 eV | 0.7466 eV |
| Density | 534 kg/m³ | 1820 kg/m³ |
| Melting point | 180.5 °C | 44.15 °C |
| Boiling point | 1341.85 °C | 280.5 °C |
| Discovery year | 1817 | 1669 |