Be

Beryllium-13

Protons (Z)

4

Neutrons (N)

9

Mass number

13

Half-Life

1.0 zs

Abundance

---

Mass

13.036 u

Mass Excess

33,659.0 keV

Spin

(1/2-)

Discovered

1983

Binding energy per nucleon

5,241 keV

Neutron separation energy

-510 keV

Proton separation energy

22,640 keV

Decay Mode

nBeryllium-12

Decay chain

Beryllium-13Z 4 · N 91.0 zs
n
β⁻99.5%
β⁻99.4%