Ba

Barium-136m

Protons (Z)

56

Neutrons (N)

80

Mass number

136

Half-Life

308.4 ms

Abundance

---

Mass

135.907 u

Mass Excess

-86,856.55 keV

Spin

7-

Discovered

1965

Binding energy per nucleon

8,388 keV

Neutron separation energy

7,077 keV

Proton separation energy

6,564 keV

Decay Mode

γBarium-136100%

Decay chain

Barium-136Z 56 · N 80308.4 ms
γ100%