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isotope exchange definition

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A chemical reaction in which the reactant and product chemical species are chemically identical but have different isotopic composition. In such a reaction the isotope distribution tends towards equilibrium (as expressed by fractionation factors) as a result of transfers of isotopically different atoms or groups. For example,


See also:

junction spiking definition
isotopic perturbation, method of definition
item definition
Ionization Constant definition
isolobal definition