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initiation definition

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A reaction or process generating free radicals (or some other reactive reaction intermediates) which then induce a chain reaction. For example, in the chlorination of alkanes by a radical mechanism the initiation step is the dissociation of molecular chlorine.


See also:

iminooxy/iminoxy radicals definition
illumination, Koehler definition
Inert s-pair Effect definition
inductomeric effect definition
+ imene definition