Sc
Scandium-40
Protons (Z)
21
Neutrons (N)
19
Mass number
40
Half-Life
182.3 ms
Abundance
---
Mass
39.978 u
Mass Excess
-20,523.4 keV
Spin
4-
Discovered
1955
Binding energy per nucleon
8,174 keV
Neutron separation energy
14,422 keV
Proton separation energy
530 keV
Decay Mode
Decay chain
- ScScandium-40Z 21 · N 19182.3 ms
- β⁺99.543%