Discovered By: Peter Armbruster, Gottfried Munzenburg
Discovery year: 1981
| Atomic number | 107 |
| Group | 7 |
| Period | 7 |
| Block | d |
| Electrons | 107 |
| Protons | 107 |
| Neutrons | 163 |
| Atomic weight | (270) |
| Oxidation states | n/a |
| Electrons per shell | K2 L8 M18 N32 O32 P13 Q2 |
| Electron configuration | 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^6 5s^2 4d^10 5p^6 6s^2 4f^14 5d^10 6p^6 7s^2 5f^14 6d^5 |
| Valence | 7 |
| Radioactive | Yes |
| Half life | 5.4*10^3 s |
| Lifetime | 7.8*10^3 s |
| Decay mode | Alpha emission (α-decay) |

0 Comments