Zr

Zirconium-89

Protons (Z)

40

Neutrons (N)

49

Mass number

89

Half-Life

3.27 d

Abundance

---

Mass

88.909 u

Mass Excess

-84,878.0 keV

Spin

9/2+

Discovered

1948

Binding energy per nucleon

8,673 keV

Neutron separation energy

9,320 keV

Proton separation energy

7,868 keV

Decay Mode

β⁺Yttrium-89100%

Decay chain

Zirconium-89Z 40 · N 493.27 d
β⁺100%