Ta

Tantalum-178

Protons (Z)

73

Neutrons (N)

105

Mass number

178

Half-Life

2.36 h

Abundance

---

Mass

177.946 u

Mass Excess

-50,600.0 keV

Spin

7-

Discovered

1950

Binding energy per nucleon

8,035 keV

Neutron separation energy

6,956 keV

Proton separation energy

5,008 keV

Decay Mode

β⁺Hafnium-178100%

Decay chain

Tantalum-178Z 73 · N 1052.36 h
β⁺100%