Bi

Bismuth-197m

Protons (Z)

83

Neutrons (N)

114

Mass number

197

Half-Life

5.04 m

Abundance

---

Mass

196.979 u

Mass Excess

-19,155.0 keV

Spin

1/2+

Discovered

1966

Binding energy per nucleon

7,839 keV

Neutron separation energy

9,217 keV

Proton separation energy

1,096 keV

Decay Mode

Decay chain

Bismuth-197Z 83 · N 1145.04 m
α55%
β⁺100%
β⁺100%
β⁺100%
EC100%