Rf
Rutherfordium-258
Protons (Z)
104
Neutrons (N)
154
Mass number
258
Half-Life
12.5 ms
Abundance
---
Mass
258.103 u
Mass Excess
96,344.0 keV
Spin
0+
Discovered
1969
Binding energy per nucleon
7,383 keV
Neutron separation energy
7,593 keV
Proton separation energy
3,615 keV
Decay Mode
- SF95.1%
- α→Nobelium-2544.9%
Decay chain
- RfRutherfordium-258Z 104 · N 15412.5 ms
- α4.9%
- α90%
- α~100%
- α~100%
- α~100%
- α~100%
- α~100%
- α~100%
- α~100%
- α100%
- α99.98%
- β⁻100%
- β⁻99.976%
- α100%
- β⁻~100%
- β⁻~100%
- α100%