Lr
Lawrencium-258
Protons (Z)
103
Neutrons (N)
155
Mass number
258
Half-Life
3.92 s
Abundance
---
Mass
258.102 u
Mass Excess
94,780.0 keV
Spin
---
Discovered
1971
Binding energy per nucleon
7,392 keV
Neutron separation energy
5,961 keV
Proton separation energy
2,756 keV
Decay Mode
Decay chain
- LrLawrencium-258Z 103 · N 1553.92 s
- α97.4%
- β⁺100%
- α99.941%
- α99.923%
- α99.974%
- α~100%
- α~100%
- β⁻100%
- β⁻100%
- α~100%
- α~100%
- α~100%
- α100%
- α99.98%
- β⁻100%
- β⁻99.976%
- α100%
- β⁻~100%
- β⁻~100%
- α100%