La

Lanthanum-117m

Protons (Z)

57

Neutrons (N)

60

Mass number

117

Half-Life

10.0 ms

Abundance

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Mass

117.0 u

Mass Excess

0.0 keV

Spin

(9/2+)

Discovered

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Binding energy per nucleon

7,690 keV

Neutron separation energy

-31,979 keV

Proton separation energy

-47,091 keV

Decay Mode

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