Se

Selenium-72

Protons (Z)

34

Neutrons (N)

38

Mass number

72

Half-Life

8.4 d

Abundance

---

Mass

71.927 u

Mass Excess

-67,868.2 keV

Spin

0+

Discovered

1948

Binding energy per nucleon

8,644 keV

Neutron separation energy

12,793 keV

Proton separation energy

7,264 keV

Decay Mode

ECArsenic-72100%

Decay chain

Selenium-72Z 34 · N 388.4 d
EC100%
β⁺100%