हिन्दी में पढ़ेंHome › Elements › Seaborgium
Seaborgium (Sg)
Atomic number 106 · transition
| Atomic number | 106 |
|---|---|
| Atomic mass | 271.0 u |
| Molar mass | 271.0 g/mol |
| Category | transition |
| Group / period / block | 6 / 7 / d |
| Electron configuration | [Rn] 5f14 6d4 7s2 |
| Electrons per shell | 2, 8, 18, 32, 32, 12, 2 |
| Density | 35.0 g/cm³ |
| First ionisation energy | 7.8 eV |
Uses
Research only — synthetic, made a few atoms at a time
Discovery
1974, Soviet Nuclear Research/ U. of Cal at Berkeley