Th
Thorium-219
Protons (Z)
90
Neutrons (N)
129
Mass number
219
Half-Life
1.02 µs
Abundance
---
Mass
219.016 u
Mass Excess
14,460.0 keV
Spin
(9/2+)
Discovered
1973
Binding energy per nucleon
7,684 keV
Neutron separation energy
5,978 keV
Proton separation energy
3,679 keV
Decay Mode
Decay chain
- ThThorium-219Z 90 · N 1291.02 µs
- α100%
- α100%
- β⁺72.6%
- EC58.2%
- α100%