F

Fluorine-19

Protons (Z)

9

Neutrons (N)

10

Mass number

19

Half-Life

Stable

Abundance

100%

Mass

18.998 u

Mass Excess

-1,487.445 keV

Spin

1/2+

Discovered

1920

Binding energy per nucleon

7,779 keV

Neutron separation energy

10,432 keV

Proton separation energy

7,994 keV

Decay Mode

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