title: [Te2As2]2-: a planar motif with "conflicting" aromaticity.
abstract: [K(18-crown-6)]2[Te2As2] is the first four-membered ring Zintl anion of elements from groups XV and XVI. The anion has an unexpected triplet aromatic ground state.
authors.affiliation: Department of Chemistry, The Pennsylvania State University, University Park, Pennsylvania 16802, USA.
authors.forename: Angel
authors.initials: A
authors.lastname: Ugrinov
authors.forename: Ayusman
authors.initials: A
authors.lastname: Sen
authors.forename: Arthur C
authors.initials: AC
authors.lastname: Reber
authors.forename: Meichun
authors.initials: M
authors.lastname: Qian
authors.forename: Shiv N
authors.initials: SN
authors.lastname: Khanna