Rb

Rubidium-79

Protons (Z)

37

Neutrons (N)

42

Mass number

79

Half-Life

22.9 m

Abundance

---

Mass

78.924 u

Mass Excess

-70,802.8 keV

Spin

5/2+

Discovered

1957

Binding energy per nucleon

8,601 keV

Neutron separation energy

11,939 keV

Proton separation energy

3,913 keV

Decay Mode

β⁺Krypton-79100%

Decay chain

Rubidium-79Z 37 · N 4222.9 m
β⁺100%
β⁺100%