Element | Gadolinium | Symbol | Gd |
Atomic Number | 64 | Molar Mass | 157.25 gmol-1 |
Electron Configuration | [Xe]4f75d16s2 | Normal State | solid metal |
Density @STP | 7.87 g cm-3 | Melting Point | 1313oC |
Boiling Point | 3273oC | Stable Isotopes | 152Gd, 154Gd, 155Gd, 156Gd, 157Gd, 158Gd, 160Gd |
Atomic Radius | 180 pm | Ionic Radius | 97 (3+) pm |
Electronegativity (Pauling) | 1.2 | Ionization Energy (1st) | 593 kJ mol-1 |
Ionization Energy (2nd) | 1167 kJ mol-1 | Ionization Energy (3rd) | 1990 kJ mol-1 |
Molar Heat Capacity | 37 J K-1mol-1 | Standard Molar Entropy | 68.1 J K-1mol-1 |
Enthalpy of Fusion | 15.5 kJ mol-1 | Enthalpy of Vapourization | 311.7 kJ mol-1 |