Fr

Francium-214n

Protons (Z)

87

Neutrons (N)

127

Mass number

214

Half-Life

103.0 ns

Abundance

---

Mass

214.0 u

Mass Excess

-320.0 keV

Spin

(11+)

Discovered

1993

Binding energy per nucleon

7,755 keV

Neutron separation energy

4,837 keV

Proton separation energy

1,913 keV

Decay Mode

γFrancium-214100%

Decay chain

Francium-214Z 87 · N 127103.0 ns
γ100%
α100%
β⁺99.825%
α100%