Te

Tellurium-139

Protons (Z)

52

Neutrons (N)

87

Mass number

139

Half-Life

724.0 ms

Abundance

---

Mass

138.935 u

Mass Excess

-60,205.0 keV

Spin

(5/2-)

Discovered

1994

Binding energy per nucleon

8,212 keV

Neutron separation energy

2,580 keV

Proton separation energy

12,844 keV

Decay Mode

Decay chain

Tellurium-139Z 52 · N 87724.0 ms
β⁻100%
β⁻90.26%
β⁻100%
β⁻100%
β⁻100%