Assertion: neptunium | /r/HasProperty | prepared by the reduction of npf3
Facets:
value: with barium
type: OTHER
value: with lithium
type: OTHER
Source sentences:
text: Neptunium is prepared by the reduction of NpF3 with barium or lithium vapor at about 1200oC.
text: Neptunium is prepared by the reduction of NpF3 with barium or lithium vapor at about 1200C.
text: Neptunium is prepared by the reduction of NpF3 with barium or lithium vapor at about 1200 deg C. Neptunium metal has a silvery appearance, is chemically reactive, and exists in at least three structural modifications: alpha-neptunium, orthorhombic, density
text: Neptunium is prepared by the reduction of NpF3 with barium or lithium vapor at about