Boron vs Ytterbium
| Property | B Boron | Yb Ytterbium |
|---|---|---|
| Atomic number | 5 | 70 |
| Symbol | B | Yb |
| Name | Boron | Ytterbium |
| Category | metalloid | lanthanide |
| Standard Atomic Weight | 10.8135 u | 173.054 u |
| Period | 2 | 6 |
| Group | 13 | N/A |
| Block | p | s |
| Phase at STP | solid | solid |
| Electron configuration | [He]2s22p1 | [Xe]6s24f14 |
| Oxidation states | [-5, -1, 0, 1, 2, 3] | [0, 1, 2, 3] |
| Electronegativity (Pauling) | 2.04 | N/A |
| Electron affinity | 0.27972 eV | -0.02 eV |
| Density | 2370 kg/m³ | 6900 kg/m³ |
| Melting point | 2074.85 °C | 818.85 °C |
| Boiling point | 3999.85 °C | 1195.85 °C |
| Discovery year | 1808 | 1878 |