Bk
Berkelium-238
Protons (Z)
97
Neutrons (N)
141
Mass number
238
Half-Life
2.4 m
Abundance
---
Mass
238.058 u
Mass Excess
54,220.0 keV
Spin
(1)
Discovered
1994
Binding energy per nucleon
7,525 keV
Neutron separation energy
7,061 keV
Proton separation energy
2,319 keV
Decay Mode
- β⁺SF0.048%
Decay chain
- BkBerkelium-238Z 97 · N 1412.4 m
- β⁺99.952%
- α3.84%
- EC94%
- β⁺100%
- α~100%
- α~100%
- α~100%
- α100%
- α99.98%
- β⁻100%
- β⁻99.976%
- α100%
- β⁻~100%
- β⁻~100%
- α100%