Assertion: technetium | /r/HasProperty | silvery-gray metal
Facets:
value: with the atomic number
type: OTHER
value: with a lustrous shine
type: OTHER
Source sentences:
text: Technetium is a silvery-gray metal that tarnishes slowly in moist air.
text: Technetium is a silver-gray metal with a melting point of 2,200°C (4,000°F) and a density of 11.5 grams per cubic centimeter.
text: Technetium is a silver-grey metal with a lustrous shine.
text: Technetium is a silvery-gray metal with the atomic number 43 and periodic table symbol Tc.
text: Technetium is a silvery-gray metal that tarnishes slowly in moist air.
text: Technetium is a silvery-gray metal that tarnishes slowly in moist air.
text: Technetium is a silver-gray metal with a melting point of 2,200°C (4,000°F) and a density of 11.5 grams per cubic centimeter.