Assertion: protactinium | /r/CapableOf | form mono-oxo bonds
Facets:
value: to form pao3
type: PURPOSE
Source sentences:
text: Because Pa is known to form PaO3+ mono-oxo bonds and not the linear dioxo bonds common to the heavier actinides, it was desirable to understand if the Pa–µ 4 O bond had any multiple bond character.