| Property | Value |
|---|---|
| Atomic number | 64 |
| Atomic weight | 157.253 amu |
| Element family | N/A |
| Electronic configuration | 1s2 |
| Stable and very long lived isotopes | 154Gd: 2.18%, 155Gd: 14.80%, 156Gd: 20.47%, 157Gd: 15.65%, 158Gd: 24.84%, 160Gd: 21.86% |
| Previous element | Europium |
| Next element | Terbium |
| Density | 7.895 g/cm3 (STP) |
| Melting | 1312 °C |
| Boiling | 3233 °C |
| Covalent radius | 1.69 Å |
| Ionic radius | 0.938 Å |
| Metallic radius | 1.804 Å |
| First ionization potential | 6.150 eV |
| Electron affinity | 0.137 eV |
| Electronegativity | 1.2 |
| Discovery year | 1880 |
| Sample compounds |
|---|
| Gd2O3 |
Gadolinium is an element number 64 from n/a family. Its symbol is Gd. Gadolinium atomic weight is 157.253 amu. Gd stable and long lived isotopes are 154Gd: 2.18%, 155Gd: 14.80%, 156Gd: 20.47%, 157Gd: 15.65%, 158Gd: 24.84%, 160Gd: 21.86%. Gadolinium electronic configuration is 1s22s22p63s23p63d104s24p64d105s25p66s25d14f7. Sample compounds that contain Gadolinium are Gd2O3.
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