Br

Bromine-77m

Protons (Z)

35

Neutrons (N)

42

Mass number

77

Half-Life

4.28 m

Abundance

---

Mass

76.921 u

Mass Excess

-73,128.9 keV

Spin

9/2+

Discovered

1961

Binding energy per nucleon

8,665 keV

Neutron separation energy

10,911 keV

Proton separation energy

5,166 keV

Decay Mode

γBromine-77100%

Decay chain

Bromine-77Z 35 · N 424.28 m
γ100%
β⁺100%