Question

Give the elementary steps and rate expression for the inner sphere mechanism which involves formation of a precursor complex.

22 Aug 2025
Answer :
Word Count : 253
In the inner sphere mechanism of octahedral substitution reactions, the substitution occurs via the formation of a precursor complex in which a ligand bridges between the central metal atom of the reactant complex and the incoming nucleophile. The mechanism typically involves two elementary steps. In the first step, the incoming ligand (Y) approaches the metal complex \[ML₅X] and forms a transient, unstable bridged _______ _____ ______ ________ ___ ___ ____ _______ _________.
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