Assertion: helium | /r/CapableOf | form unstable compounds
Facets:
value: with tungsten
type: OTHER
value: with iodine
type: OTHER
value: with sulfur
type: OTHER
value: with fluorine
type: OTHER
value: with phosphorus
type: OTHER
Source sentences:
text: Helium can form unstable compounds, known as excimers, with tungsten, iodine, fluorine, sulfur, and phosphorus when it is subjected to a glow discharge, to electron bombardment, or reduced to plasma by other means.