104
Rf
267
Rutherfordium
Element 104 · 267 u · d-block
transition metal
Named after Ernest Rutherford. First transactinide element. Only atoms at a time have been produced.
Phase (STP)
Solid
Melting Point
—
Boiling Point
—
Density
23.2 g/cm³
Electronegativity
—
Atomic Radius
—
Ionization Energy
—
Electron Affinity
—
Discovered
1964 · Joint Institute for Nuclear Research
Electron Configuration
[Rn] 5f14 6d2 7s2
Electron Orbitals
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