The Sigma-Hole · The Electron-Poor Cap That Powers Halogen and Chalcogen Bonds
unseel.com · halogen bond · VS,max · anion recognition
donor CF₃–Br
VS,max
angle
step
σ-hole (positive cap)
negative equatorial belt
Lewis base (lone pair)
halogen / chalcogen X
Unseel.com · The Sigma-Hole Unseel.com · The Sigma-Hole — Concepts