Assertion: hydrogen atom | /r/HasAspect | proton
Facets:
value: in order
type: OTHER
Source sentences:
text: In order for a hydrogen atom to exist, it must have both an electron and a proton.
text: The hydrogen atom has a nucleus consisting of a proton bearing one unit of positive electrical charge; an electron, bearing one unit of negative electrical charge, is also associated with this nucleus.
text: A hydrogen atom has one electron and one proton.
text: A hydrogen atom that has one neutron is called Deuterium.