pnictogen bismuth atom 0 208.98038 208.98040 83Bi Bi Bi Bismut CAS:7440-69-9 CHEBI:33301 InChI=1S/Bi JCXGWMGPZLAOME-UHFFFAOYSA-N WebElements:Bi [Bi] chebi_ontology bismuth Wismut bismuto bismuto bismuto bismuth bismuth 铋 Wismut metal atom