Lr
Lawrencium-256
Protons (Z)
103
Neutrons (N)
153
Mass number
256
Half-Life
27.9 s
Abundance
---
Mass
256.098 u
Mass Excess
91,750.0 keV
Spin
(0-)
Discovered
1965
Binding energy per nucleon
7,398 keV
Neutron separation energy
6,268 keV
Proton separation energy
2,351 keV
Decay Mode
- SF<0.03%
Decay chain
- LrLawrencium-256Z 103 · N 15327.9 s
- α85%
- β⁺100%
- α~100%
- α~100%
- α~100%
- α~100%
- α~100%
- α~100%
- β⁻100%
- β⁻100%
- α~100%
- α~100%
- α100%
- α100%
- β⁻100%
- β⁻64.046%
- α100%