Source: wikibot/chalcogen-bond
= Chalcogen bond
{wiki=Chalcogen_bond}
Chalcogen bonds are non-covalent interactions that occur between a chalcogen atom (typically sulfur, selenium, tellurium, or polonium) and a nucleophilic atom or group, such as oxygen, nitrogen, or carbon. These interactions are analogous to hydrogen bonds but involve heavier and more polarizable elements.