Full Idea
The stability of nuclei can be estimated through their binding energy, a quantity given by the difference between their masses and the masses of their constituent particles.
Gist of Idea
The stability of nuclei can be estimated through their binding energy
Source
Eric R. Scerri (The Periodic Table [2007], 10 'Stabil')
Book Reference
Scerri,Eric R.: 'The Periodic Table' [OUP 2007], p.259