Al

Aluminium-27

Protons (Z)

13

Neutrons (N)

14

Mass number

27

Half-Life

Stable

Abundance

100%

Mass

26.982 u

Mass Excess

-17,196.86 keV

Spin

5/2+

Discovered

1922

Binding energy per nucleon

8,332 keV

Neutron separation energy

13,058 keV

Proton separation energy

8,271 keV

Decay Mode

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