Tc
Technetium-109
Protons (Z)
43
Neutrons (N)
66
Mass number
109
Half-Life
905.0 ms
Abundance
---
Mass
108.92 u
Mass Excess
-74,283.0 keV
Spin
(5/2+)
Discovered
1976
Binding energy per nucleon
8,444 keV
Neutron separation energy
6,431 keV
Proton separation energy
10,823 keV
Decay Mode
Decay chain
- TcTechnetium-109Z 43 · N 66905.0 ms
- β⁻99.92%
- β⁻100%
- β⁻100%
- β⁻100%