Se

Selenium-73

Protons (Z)

34

Neutrons (N)

39

Mass number

73

Half-Life

7.15 h

Abundance

---

Mass

72.927 u

Mass Excess

-68,227.0 keV

Spin

9/2+

Discovered

1948

Binding energy per nucleon

8,642 keV

Neutron separation energy

8,430 keV

Proton separation energy

7,286 keV

Decay Mode

β⁺Arsenic-73100%

Decay chain

Selenium-73Z 34 · N 397.15 h
β⁺100%
EC100%