Th
Thorium-208
Protons (Z)
90
Neutrons (N)
118
Mass number
208
Half-Life
2.4 ms
Abundance
---
Mass
208.018 u
Mass Excess
16,690.0 keV
Spin
0+
Discovered
2010
Binding energy per nucleon
7,653 keV
Neutron separation energy
---
Proton separation energy
1,749 keV
Decay Mode
- α→Radium-204100%
Decay chain
- ThThorium-208Z 90 · N 1182.4 ms
- α100%
- α100%
- α92%
- α94%
- β⁺~100%
- β⁺100%
- EC100%
- β⁺100%