Th
Thorium-227
Protons (Z)
90
Neutrons (N)
137
Mass number
227
Half-Life
18.69 d
Abundance
---
Mass
227.028 u
Mass Excess
25,804.8 keV
Spin
(1/2+)
Discovered
1906
Binding energy per nucleon
7,647 keV
Neutron separation energy
5,465 keV
Proton separation energy
5,793 keV
Decay Mode
- α→Radium-223100%
Decay chain
- ThThorium-227Z 90 · N 13718.69 d
- α100%
- α~100%
- α100%
- α~100%
- β⁻100%
- α~100%
- β⁻100%