Rutherfordium |
Symbol | Rf |
---|---|
Latin name | Rutherfordium |
Atomic number | 104 |
Period | 7 |
Element category | Transition elements |
Relative atomic mass | 261.1087 |
Group | III.B |
Oxidation numbers | 4 |
Electron configuration | 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p6 4f14 5d10 6s2 6p6 5f14 6d2 7s2 |
State | Solid |
Discovery | 1964 |
Stable isotopes | 0 |
Unstable isotopes | 6 |