# neutron–proton ratio

> ratio of neutrons to protons in an atomic nucleus

**Wikidata**: [Q15410640](https://www.wikidata.org/wiki/Q15410640)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Neutron–proton_ratio)  
**Source**: https://4ort.xyz/entity/neutron-proton-ratio