Ta

Tantalum-188

Protons (Z)

73

Neutrons (N)

115

Mass number

188

Half-Life

19.6 s

Abundance

---

Mass

187.964 u

Mass Excess

-33,910.0 keV

Spin

(1-)

Discovered

1999

Binding energy per nucleon

7,948 keV

Neutron separation energy

5,081 keV

Proton separation energy

8,199 keV

Decay Mode

β⁻Tungsten-188100%

Decay chain

Tantalum-188Z 73 · N 11519.6 s
β⁻100%
β⁻100%
β⁻100%