Pu
Plutonium-240
Protons (Z)
94
Neutrons (N)
146
Mass number
240
Half-Life
6.56 ky
Abundance
---
Mass
240.054 u
Mass Excess
50,125.3 keV
Spin
0+
Discovered
1949
Binding energy per nucleon
7,556 keV
Neutron separation energy
6,534 keV
Proton separation energy
6,475 keV
Decay Mode
- SF5.796e-6%
Decay chain
- PuPlutonium-240Z 94 · N 1466.56 ky
- α~100%
- α~100%
- α~100%
- β⁻100%
- β⁻100%
- α~100%
- α~100%
- α100%
- α100%
- β⁻100%
- β⁻64.046%
- α100%