Assertion: boron | /r/HasProperty | inert
Facets:
value: chemically
type: MANNER
value: under ordinary conditions
type: TEMPORAL
value: in its crystalline form
type: OTHER
Source sentences:
text: Boron is inert in its crystalline form, unaffected by boiling hydrochloric acid or hydrofluoric acid.
text: Boron is chemically rather inert under ordinary conditions (it reacts actively only with fluorine), and crystalline boron is less active than the amorphous form.