Assertion: argon | /r/HasProperty | the symbol ar
Facets:
value: on the periodic table of elements
type: LOCATION
Source sentences:
text: On the periodic table of elements, argon is identified by the symbol Ar, and the gas has an atomic number of 18.
text: On the periodic table of elements, argon is identified by the symbol Ar, and the gas has an atomic number of 18.