Se
Selenium-69
Protons (Z)
34
Neutrons (N)
35
Mass number
69
Half-Life
27.4 s
Abundance
---
Mass
68.939 u
Mass Excess
-56,434.7 keV
Spin
1/2-
Discovered
1974
Binding energy per nucleon
8,504 keV
Neutron separation energy
10,317 keV
Proton separation energy
4,829 keV
Decay Mode
Decay chain
- SeSelenium-69Z 34 · N 3527.4 s
- β⁺99.948%
- β⁺100%
- β⁺100%