Assertion: metal's point | /r/CapableOf | rise with increasing atomic weight
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: The melting and boiling points of these species usually rise with increasing atomic weight, though there are many exceptions: for example, the melting and boiling points drop as one passes from SiFBr 3 through SiFClBr 2 to SiFCl 2 Br.