Nb
Niobium-99
Protons (Z)
41
Neutrons (N)
58
Mass number
99
Half-Life
15.0 s
Abundance
---
Mass
98.912 u
Mass Excess
-82,335.0 keV
Spin
9/2+
Discovered
1950
Binding energy per nucleon
8,579 keV
Neutron separation energy
6,881 keV
Proton separation energy
8,342 keV
Decay Mode
- β⁻→Molybdenum-99100%
Decay chain
- NbNiobium-99Z 41 · N 5815.0 s
- β⁻100%
- β⁻100%
- β⁻100%