Atomic number 117 · halogen · Atomic mass 294 u
| Atomic Number | 117 |
| Atomic Mass | 294.0000 u |
| Category | halogen / 卤素 |
| Group | 17 |
| Period | 7 |
| Block | P |
| Electron Configuration | [Rn] 5f¹⁴ 6d¹⁰ 7s² 7p⁵ |
| Electronegativity (Pauling) | — |
| Phase at STP | Solid |
| Density | 7.17 g/cm³ |
| Year Discovered | 2010 |
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