Mn

Manganese-57

Protons (Z)

25

Neutrons (N)

32

Mass number

57

Half-Life

1.42 m

Abundance

---

Mass

56.938 u

Mass Excess

-57,486.3 keV

Spin

5/2-

Discovered

1954

Binding energy per nucleon

8,737 keV

Neutron separation energy

8,646 keV

Proton separation energy

9,490 keV

Decay Mode

β⁻Iron-57100%

Decay chain

Manganese-57Z 25 · N 321.42 m
β⁻100%