Royal Society of Chemistry, Chemical Science, 32(12), p. 10855-10861, 2021
DOI: 10.1039/d1sc02133h
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Based on the halogen bonding between astatine monoiodide (AtI) and 16 Lewis bases, the newly established pKBAtI scale indicates that the halogen bond basicity of AtI follows the order C ≤ O ≤ S ≈ Se for the acceptor atomic site.