Beryllium-10 (Be-10)

Identity

Protons

4

Neutrons

6

Mass number

10

Mass

10.014 ± 0.086 u

Mass excess

12.607 MeV

Spin

0+

Stability

Half-life: 1.39 × 10⁶ years

Natural occurrence

Not found in nature

Decays to

• beta minus → B-10