Periodic Table of the Elements: Ununpentium
| Atomic Number: | 115 |
| Atomic Symbol: | Uup |
| Ununpentiumununpentium, artificially produced radioactive chemical element; symbol Uup; at. no. 115; mass number of most stable isotope 288; m.p., b.p., sp. gr., and valence unknown. ..... Click the link for more information. | |
| Atomic Weight: | (288) |
| Electron Configuration: | 2 · 8 · 18 32 · 32 18 · 6 |