Ra

Radium-210

Protons (Z)

88

Neutrons (N)

122

Mass number

210

Half-Life

4.0 s

Abundance

---

Mass

210.0 u

Mass Excess

443.0 keV

Spin

0+

Discovered

1967

Binding energy per nucleon

7,741 keV

Neutron separation energy

9,486 keV

Proton separation energy

3,064 keV

Decay Mode

Decay chain

Radium-210Z 88 · N 1224.0 s
α100%
α62%
β⁺98.08%
β⁺~100%
EC100%
EC100%