Assertion: cerium's structure | /r/HasProperty | sc 2 o
Facets:
Source sentences:
text: Due to the large size of the La3+ ion, La 2 O 3 adopts a hexagonal 7-coordinate structure that changes to the 6-coordinate structure of scandium oxide (Sc 2 O 3 ) and yttrium oxide (Y 2 O 3 ) at high temperature.