Assertion: y | /r/HasAspect | apparent number of 64.5
Facets:
value: to 67.5
type: OTHER
Source sentences:
text: Chemically, yttrium resembles those elements more closely than its neighbor in the periodic table, scandium, and if physical properties were plotted against atomic number, it would have an apparent number of 64.5 to 67.5, placing it between the lanthanides gadolinium and erbium.