La
Lanthanum-156
Protons (Z)
57
Neutrons (N)
99
Mass number
156
Half-Life
84.0 ms
Abundance
---
Mass
155.965 u
Mass Excess
-33,050.0 keV
Spin
(4+)
Discovered
2017
Binding energy per nucleon
7,997 keV
Neutron separation energy
3,191 keV
Proton separation energy
---
Decay Mode
Decay chain
- LaLanthanum-156Z 57 · N 9984.0 ms
- β⁻100%
- β⁻100%
- β⁻100%
- β⁻100%
- β⁻100%
- β⁻100%
- β⁻100%