Assertion: metal's compound | /r/HasProperty | observed
Facets:
value: by reducing sm 2 o
type: MANNER
Source sentences:
text: Compounds containing P=P double bonds have also been observed, although they are rare.
text: SmO. This lustrous golden-yellow compound was obtained by reducing Sm 2 O 3 with samarium metal at elevated temperature (1000 °C) and pressure above 50 kbar; lowering the pressure resulted in an incomplete reaction.