Gadolinium |
| Simbool | Gd |
|---|---|
| Latynse naam | Gadolinium |
| Atoomgetal | 64 |
| Periode | 6 |
| Element kategorie | Innerlike oorgangselemente |
| Relatieve atomiese massa | 157.25 |
| Groep | III.B |
| Electronegativiteit | 1.1 |
| Oksidering nommers | 3 |
| Elektronkonfigurasie | 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p6 4f7 5d1 6s2 |
| Digtheid [g/cm3] | 7.9 |
| Staat | Vaste stof |
| Smeltpunt [°C] | 1311 |
| Kookpunt [°C] | 3266 |
| Atoomradius [pm] | 233 |
| Covalent radius [pm] | 196 |
| Termiese geleidingsvermoë [W m-1K-1] | 10.6 |
| Hitte kapasiteit [J K-1g-1] | 0.236 |
| Ontdekking | 1880 |
| Vickers se hardheid [MPa] | 570 |
| Brinell-hardheid [MPa] | 180 |
| Young's modulus [GPa] | 55 |
| Elektriese geleiding [S m-1] | 7.7 · 105 |
| Shear modulus [GPa] | 22 |
| 1ste ionisasie-energie [eV] | 6.15 |
| 2de ionisasie-energie [eV] | 12.095 |
| 3de ionisasie-energie [eV] | 20.635 |
| Stabiele isotope | 7 |
| Onstabiele isotope | 11 |