Assertion: hydrogen atom's electron | /r/CapableOf | feel in such an orbit
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Source sentences:
text: An atom in a Rydberg state has a valence electron in a large orbit far from the ion core; in such an orbit, the outermost electron feels an almost hydrogenic, Coulomb potential, U C from a compact ion core consisting of a nucleus with Z protons and the lower electron shells filled with Z-1 electrons.