Sr

Strontium-87

Protons (Z)

38

Neutrons (N)

49

Mass number

87

Half-Life

Stable

Abundance

7%

Mass

86.909 u

Mass Excess

-84,880.076 keV

Spin

9/2+

Discovered

1931

Binding energy per nucleon

8,705 keV

Neutron separation energy

8,428 keV

Proton separation energy

9,422 keV

Decay Mode

---