Assertion: compound's ion | /r/HasProperty | vo 2 h 2 o4
Facets:
Source sentences:
text: The initial yellow color characteristic of the pervanadyl ion [VO 2 (H 2 O) 4 ]+ is replaced by the blue color of [VO(H 2 O) 5 ]2+, followed by the green color of [V(H 2 O) 6 ]3+