Assertion: bromine | /r/CapableOf | boil at 58.8 °c
Facets:
Source sentences:
text: The halogens darken in colour as the group is descended: fluorine is a very pale yellow gas, chlorine is greenish-yellow, and bromine is a reddish-brown volatile liquid that melts at −7.2 °C and boils at 58.8 °C.