Tc
Technetium-121
Protons (Z)
43
Neutrons (N)
78
Mass number
121
Half-Life
22.0 ms
Abundance
---
Mass
120.966 u
Mass Excess
-31,540.0 keV
Spin
(5/2+)
Discovered
2015
Binding energy per nucleon
8,054 keV
Neutron separation energy
4,611 keV
Proton separation energy
---
Decay Mode
Decay chain
- TcTechnetium-121Z 43 · N 7822.0 ms
- β⁻100%
- β⁻100%
- β⁻100%
- β⁻~100%
- β⁻99.92%
- β⁻100%
- β⁻100%
- β⁻100%