Ta

Tantalum-177

Protons (Z)

73

Neutrons (N)

104

Mass number

177

Half-Life

2.35 d

Abundance

---

Mass

176.944 u

Mass Excess

-51,715.0 keV

Spin

7/2+

Discovered

1948

Binding energy per nucleon

8,041 keV

Neutron separation energy

8,416 keV

Proton separation energy

4,428 keV

Decay Mode

β⁺Hafnium-177100%

Decay chain

Tantalum-177Z 73 · N 1042.35 d
β⁺100%