Se
Selenium-85
Protons (Z)
34
Neutrons (N)
51
Mass number
85
Half-Life
32.9 s
Abundance
---
Mass
84.922 u
Mass Excess
-72,413.6 keV
Spin
(5/2+)
Discovered
1960
Binding energy per nucleon
8,610 keV
Neutron separation energy
4,537 keV
Proton separation energy
13,849 keV
Decay Mode
- β⁻→Bromine-85100%
Decay chain
- SeSelenium-85Z 34 · N 5132.9 s
- β⁻100%
- β⁻100%
- β⁻100%