| Element (Atom) Name | Rutherfordium |
| Symbol | Rf |
| Physical state at room temperature | Solid |
| Element Classification | Metal |
| Group Name | None |
| Period Number (Periodic table) | 7 |
| Group number (Periodic table) | 4 |
| Atomic number | 104 |
| Atomic weight | 263 (Ref: Jlab-ele104) 267 (Ref: Lanl-104) |
| Atomic Radius | empirical: 150 pm (estimated) (Ref: Lanl-104) |
| Density | ? |
| Melting point | 2100 °C (Predicted) (Ref: Lanl-104) |
| Boiling point | 5500 °C (Predicted) (Ref: Lanl-104) |
| Electron shell configuration | 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f14 5s2 5p6 5d10 5f14 6s2 6p6 6d2 7s2 |
| Oxidation States | +4 (Ref: Jlab-ele104) 4, (3), (2) (Ref: Lanl-104) |
| Ionization Energy | (6.02) eV (Ref: Nist-104) |
| Number of Stable Isotopes | 0 |
| InChI | InChI=1S/Rf (Ref: Pubchem-104) |
| InChI Key | YGPLJIIQQIDVFJ-UHFFFAOYSA-N (Ref: Pubchem-104) |
| Remarks | Radioactive, Artificially Produced (Ref: Jlab-ele104) |
REFERENCES
- Jlab-ele104: https://education.jlab.org/itselemental/ele104.html
- Lanl-104: https://periodic.lanl.gov/104.shtml
- ciaaw-atomic-weights: https://www.ciaaw.org/atomic-weights.htm
- Nist-104: https://physics.nist.gov/cgi-bin/Elements/elInfo.pl?element=104
- Pubchem-104: https://pubchem.ncbi.nlm.nih.gov/element/104
- science.co.il: https://www.science.co.il/elements/
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