Atomic number 51 · metalloid · Atomic mass 121.76 u
| Atomic Number | 51 |
| Atomic Mass | 121.7600 u |
| Category | metalloid / 准金属 |
| Group | 15 |
| Period | 5 |
| Block | P |
| Electron Configuration | [Kr] 4d¹⁰ 5s² 5p³ |
| Electronegativity (Pauling) | 2.05 |
| Phase at STP | Solid |
| Density | 6.697 g/cm³ |
| Year Discovered | — |
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