| Rutherfordium ✕ | |
|---|---|
| Symbol | Rf |
| Atomic number | 104 |
| Chemical property | Transition metal |
| Origin o the name | Ernest Rutherford, chemist and physicist |
| Group | 4 |
| Period | 7 |
| Density (g/cm³) | -23.2 |
| Melting point (K) | -2400 |
| Boiling point (K) | -5800 |
| Abundance in earth's crust (mg/kg) | 0 |