Assertion: oxygen | /r/LocatedNear | 8 electrons
Facets:
value: according to ionisation state
type: OTHER
Source sentences:
text: Oxygen the element (atom) is made up of 8 protons with between 4 to 20 neutrons (only stable with 8, 9, or 10 neutrons though), and surrounded by 8 electrons, + or - 1 or 2 according to ionisation state.