Assertion: cerium | /r/CapableOf | tarnish in the air
Facets:
value: readily
type: MANNER
value: to form a compound
type: PURPOSE
value: at 150oc
type: TEMPORAL
Source sentences:
text: Cerium tarnishes readily in the air, it oxidizes slowly in cold water and rapidly in hot water and it dissolves in acids.
text: At 150OC, cerium readily burns in air and form pale yellow cerium (IV) oxide which is also known as ceria.
text: Cerium tarnishes in air, forming a spalling oxide layer like iron rust; a centimeter-sized sample of cerium metal corrodes completely in about a year.
text: It tarnishes readily in the air.
text: It tarnishes readily in the air.
text: It burns in air to form a compound with one cerium atom and two oxygen atoms.