About: potassium oxide

Premodifier: potassium
Head noun: oxide

Same concepts
http://dbpedia.org/resource/Potassium_oxide

Broader concepts

label	provenance	confidence
alkali metal oxide	isap:367806924	0.806958
potassium salt	isap:199089731	0.540304
glass	isap:371291209	0.508436
hydroxide	isap:337346083	0.428060

Narrower concepts

label	provenance	confidence