W

Tungsten-187

Protons (Z)

74

Neutrons (N)

113

Mass number

187

Half-Life

23.81 h

Abundance

---

Mass

186.957 u

Mass Excess

-39,904.0 keV

Spin

3/2-

Discovered

1940

Binding energy per nucleon

7,975 keV

Neutron separation energy

5,467 keV

Proton separation energy

8,583 keV

Decay Mode

β⁻Rhenium-187100%

Decay chain

Tungsten-187Z 74 · N 11323.81 h
β⁻100%
β⁻100%