Assertion: thorium | /r/CapableOf | occur as tetrapositive aqua ion
Facets:
value: exclusively
type: MANNER
value: at ph
type: LOCATION
value: in aqueous solution
type: LOCATION
Source sentences:
text: In aqueous solution, thorium occurs exclusively as the tetrapositive aqua ion [Th(H 2 O) 9 ]4+, which has tricapped trigonal prismatic molecular geometry: at pH < 3, the solutions of thorium salts are dominated by this cation.