Atomic Properties
- Atomic Number
- 104
- Atomic Mass
- 267.0000 u
- Electron Configuration
- [Rn] 5f14 6d2 7s2
- Electronegativity
- —
- Block
- d-block
- Group
- 4
- Period
- 7
Physical Properties
- Phase (STP)
- solid
- Melting Point
- 2400.00 K
- Boiling Point
- 5800.00 K
- Density
- 23.2000 g/cm³
About Rutherfordium
Named after Ernest Rutherford; first transactinide element.
Isotopes of Rutherfordium
Rutherfordium has 0 naturally occurring isotopes, plus 1 notable radioactive isotope.
| Isotope | Mass Number | Atomic Mass (u) | Abundance | Type |
|---|---|---|---|---|
| 267Rf | 267 | 267.12179 | — | Radioactive |
Data source: NIH PubChem (aggregated from IUPAC, NIST)