Nb

Niobium-90

Protons (Z)

41

Neutrons (N)

49

Mass number

90

Half-Life

14.6 h

Abundance

---

Mass

89.911 u

Mass Excess

-82,662.0 keV

Spin

8+

Discovered

1951

Binding energy per nucleon

8,633 keV

Neutron separation energy

10,107 keV

Proton separation energy

5,073 keV

Decay Mode

β⁺Zirconium-90100%

Decay chain

Niobium-90Z 41 · N 4914.6 h
β⁺100%