Atomic number 92 · actinide · Atomic mass 238.03 u
| Atomic Number | 92 |
| Atomic Mass | 238.0300 u |
| Category | actinide / 锕系元素 |
| Group | — |
| Period | 7 |
| Block | F |
| Electron Configuration | [Rn] 5f³ 6d¹ 7s² |
| Electronegativity (Pauling) | 1.38 |
| Phase at STP | Solid |
| Density | 19.05 g/cm³ |
| Year Discovered | 1789 |
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