Assertion: astatine | /r/PartOf | group
Facets:
Source sentences:
text: Astatine is an element in the periodic table, belonging to group 7.
text: When you look at the periodic table, you’ll find that astatine is also a member of the halogen family, belonging to the Group 17 of the periodic table.
text: Astatine is an element in the periodic table, belonging to group 7.