| Element | Berkelium | Symbol | Bk |
| Atomic Number | 97 | Molar Mass | 249.08 g mol-1 |
| Electron Configuration | [Rn]5f97s2 | Normal State | solid metal |
| Density @STP | 14.79 g cm-3 | Melting Point | 1050oC |
| Boiling Point | oC | Stable Isotopes | none |
| Atomic Radius | Ionic Radius | 87 (4+) pm | |
| Electronegativity (Pauling) | 1.3 | Ionization Energy (1st) | 601 kJ mol-1 |
| Ionization Energy (2nd) | 1187 kJ mol-1 | Ionization Energy (3rd) | 2152 kJ mol-1 |
| Molar Heat Capacity | J K-1mol-1 | Standard Molar Entropy | J K-1mol-1 |
| Enthalpy of Fusion | kJ mol-1 | Enthalpy of Vapourization | kJ mol-1 |