| Beryllium | |
| Elemental State | Be |
| Electron Configuration | 1s22s2 |
| First Ionization Potential | 9.323 eV |
| Electron Affinity | |
| Z* | 1.912 (Clementi-Raimondi) |
| Pauling Electronegativity | 1.57 |
| Covalent Radius | 0.90 Å |
| Metallic Radius | 1.12 Å |
| Ionic Radius | 0.30 Å Be2+ coordination number
= 3
0.41 Å Be2+ coordination number = 4 0.59 Å Be2+ coordination number = 6 |
| van der Waal's Radius | |
| Melting Point | 1287 oC |
| Boiling Point | 2471 oC |
| Density | 1.848 g/cm3 |
| Other Properties | |