copper cation copper(2+) +2 62.930 63.54600 An ion of copper carrying a double positive charge. CAS:15158-11-9 CHEBI:20882 CHEBI:23380 CHEBI:29036 CHEBI:49550 COPPER (II) ION Cu Cu(2+) Cu(II) Cu2+ Gmelin:6855 InChI=1S/Cu/q+2 JPVYNHNXODAKFH-UHFFFAOYSA-N PDBeChem:CU PMID:23900424 PMID:24168430 Reaxys:3587177 [Cu++] chebi_ontology copper(2+) copper(2+) ion copper(II) cation copper(II) cation copper, ion (Cu2+) cupric ion monoatomic dication divalent metal cation