Assertion: metal | /r/HasProperty | subdivided into reactive alkali metals
Facets:
value: highly
type: DEGREE
value: through lanthanides
type: MANNER
value: through actinides
type: MANNER
value: via the archetypal transition metals
type: OTHER
Source sentences:
text: The metals may be subdivided into the highly reactive alkali metals, through the less reactive alkaline earth metals, lanthanides and actinides, via the archetypal transition metals, and ending in the physically and chemically weak post-transition metals.