Assertion: alkane | /r/CapableOf | undergo observable protonation
Facets:
value: in pure sulfuric acid
type: LOCATION
Source sentences:
text: They are also extremely weak bases, undergoing no observable protonation in pure sulfuric acid (H 0 ~ –12), although superacids that are at least millions of times stronger have been known to protonate them to give hypercoordinate alkanium ions (see: methanium ion).