Y
Yttrium-109
Protons (Z)
39
Neutrons (N)
70
Mass number
109
Half-Life
25.0 ms
Abundance
---
Mass
108.965 u
Mass Excess
-32,480.0 keV
Spin
(5/2+)
Discovered
2010
Binding energy per nucleon
8,089 keV
Neutron separation energy
3,771 keV
Proton separation energy
---
Decay Mode
Decay chain
- YYttrium-109Z 39 · N 7025.0 ms
- β⁻100%
- β⁻100%
- β⁻69%
- β⁻98.7%
- β⁻99.92%
- β⁻100%
- β⁻100%
- β⁻100%