Th
Thorium-233
Protons (Z)
90
Neutrons (N)
143
Mass number
233
Half-Life
21.83 m
Abundance
---
Mass
233.042 u
Mass Excess
38,731.6 keV
Spin
1/2+
Discovered
1935
Binding energy per nucleon
7,603 keV
Neutron separation energy
4,786 keV
Proton separation energy
7,711 keV
Decay Mode
- β⁻→Protactinium-233100%
Decay chain
- ThThorium-233Z 90 · N 14321.83 m
- β⁻100%
- β⁻100%
- α~100%
- α100%
- β⁻100%
- α~100%
- α~100%
- α99.992%
- β⁻97.91%
- α100%
- β⁻100%
- α100%