Assertion: decay's proton | /r/CapableOf | change to neutron
Facets:
Source sentences:
text: These emitted particles carry away the energy excess as a nucleon falls from one quantum state to a lower energy state, while the proton (or neutron) changes to a neutron (or proton).
text: In beta plus decay the nucleus emits a positron (a positively charged electron) and a neutrino (a proton that changed into a neutron), resulting in the element before it on the periodic table.