Sn
Tin-139
Protons (Z)
50
Neutrons (N)
89
Mass number
139
Half-Life
120.0 ms
Abundance
---
Mass
138.958 u
Mass Excess
-39,310.0 keV
Spin
(5/2-)
Discovered
2015
Binding energy per nucleon
8,073 keV
Neutron separation energy
1,871 keV
Proton separation energy
---
Decay Mode
Decay chain
- SnTin-139Z 50 · N 89120.0 ms
- β⁻100%
- β⁻n90%
- β⁻95.2%
- β⁻94.67%
- β⁻100%
- β⁻100%