Mo

Molybdenum-99m

Protons (Z)

42

Neutrons (N)

57

Mass number

99

Half-Life

15.5 µs

Abundance

---

Mass

98.908 u

Mass Excess

-85,872.33 keV

Spin

5/2+

Discovered

1958

Binding energy per nucleon

8,607 keV

Neutron separation energy

5,828 keV

Proton separation energy

9,636 keV

Decay Mode

γMolybdenum-99100%

Decay chain

Molybdenum-99Z 42 · N 5715.5 µs
γ100%
β⁻100%
β⁻100%