Ta

Tantalum-190

Protons (Z)

73

Neutrons (N)

117

Mass number

190

Half-Life

5.3 s

Abundance

---

Mass

189.969 u

Mass Excess

-28,720.0 keV

Spin

(3)

Discovered

2009

Binding energy per nucleon

7,922 keV

Neutron separation energy

4,831 keV

Proton separation energy

8,859 keV

Decay Mode

β⁻Tungsten-190100%

Decay chain

Tantalum-190Z 73 · N 1175.3 s
β⁻100%
β⁻100%
β⁻100%