Zr
Zirconium-109
Protons (Z)
40
Neutrons (N)
69
Mass number
109
Half-Life
56.0 ms
Abundance
---
Mass
108.951 u
Mass Excess
-45,730.0 keV
Spin
(5/2+)
Discovered
1997
Binding energy per nucleon
8,204 keV
Neutron separation energy
2,851 keV
Proton separation energy
16,239 keV
Decay Mode
Decay chain
- ZrZirconium-109Z 40 · N 6956.0 ms
- β⁻100%
- β⁻69%
- β⁻98.7%
- β⁻99.92%
- β⁻100%
- β⁻100%
- β⁻100%