Boron vs Antimony
| Property | B Boron | Sb Antimony |
|---|---|---|
| Atomic number | 5 | 51 |
| Symbol | B | Sb |
| Name | Boron | Antimony |
| Category | metalloid | metalloid |
| Standard Atomic Weight | 10.8135 u | 121.76 u |
| Period | 2 | 5 |
| Group | 13 | 15 |
| Block | p | p |
| Phase at STP | solid | solid |
| Electron configuration | [He]2s22p1 | [Kr]5s24d105p3 |
| Oxidation states | [-5, -1, 0, 1, 2, 3] | [-3, -2, -1, 0, 1, 2, 3, 4, 5] |
| Electronegativity (Pauling) | 2.04 | 2.05 |
| Electron affinity | 0.27972 eV | 1.07 eV |
| Density | 2370 kg/m³ | 6685 kg/m³ |
| Melting point | 2074.85 °C | 630.63 °C |
| Boiling point | 3999.85 °C | 1586.85 °C |
| Discovery year | 1808 | 1707 |