molecularity

(redirected from Trimolecular reaction)
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Related to Trimolecular reaction: unimolecular reaction, Reaction mechanism

mo·lec·u·lar·i·ty

(mō-lek'yū-lār'i-tē),
The number of reactants in an elementary reaction. For example, a reaction involving one reactant is unimolecular; reactions involving two compounds are bimolecular. Molecularity and order are not synonymous. Compare: order (2).