Assertion: arsenic's compound | /r/HasProperty | calcium arsenate
Facets:
Source sentences:
text: The most important compounds are white arsenic (As 2 O 3 ), the sulfide (As 2 S 3 ) , Paris green (copper acetoarsenite, Highly toxic, Cu(C 2 H 3 O 2 ) 2 ·3Cu(AsO 2 ) 2 ) , calcium arsenate (Ca 3 (AsO 4 ) 2 ), and lead arsenate (inorganic insecticide, PbHAsO 4 ).