Standard electrode potentials involving radicals in aqueous solution: inorganic radicals

David A. Armstrong, Robert E. Huie, Sergei V. Lymar, Willem H. Koppenol, Gábor Merényi, P. Neta, David M. Stanbury, Sten Steenken, Peter Wardman

BioInorganic Reaction Mechanisms · 2013 · 171 citations · 4 references

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Abstract

Abstract Inorganic radicals, such as superoxide and hydroxyl, play an important role in biology. Their tendency to oxidize or to reduce other compounds has been studied by pulse radiolysis; electrode potentials can be derived when equilibrium is established with a well-known reference compound. An IUPAC Task Group has evaluated the literature and produced the recommended standard electrode potentials for such couples as (O 2 /O 2 ·- ), (HO · , H + /H 2 O), (O 3 /O 3 ·- ), (Cl 2 /Cl 2 ·- ), (Br 2 ·- /2Br - ), (NO 2 · /NO 2 - ), and (CO 3 ·- /CO 3 2- ).

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