ili:i113908
http://globalwordnet.org| rdf: | type | Concept |
| skos: | definition⊑ | a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder |
External links
| ∴dns: | linked concept | en:atomic number 5 • boron |
Other
| Source | http://wordnet-rdf.princeton.edu |