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the chemical reaction whereby electrons are removed (oxidation) from atoms of the substance being oxidized and transferred to those being reduced (reduction).


Contraction of oxidation-reduction. See: oxidation-reduction potential.


Contraction of reduction-oxidation.
References in periodicals archive ?
The composite membranes exhibit excellent catalytic abilities when applied to the catalytic reduction reaction of p-nitrophenol to p-aminophenol under a cross flow model.
Unlike the saturated halogenated refrigerants, olefin based refrigerants have been studied and few refrigerant reduction reactions with the lubricant have been observed in sealed glass tube studies.
Chenitz, "Recent advances in electrocatalysts for oxygen reduction reaction," Chemical Reviews, vol.
Nakamura, "Active sites of nitrogen-doped carbon materials for oxygen reduction reaction clarified using model catalysts," Science, vol.
Trunov, "Analysis of oxygen reduction reaction pathways on [Co.sub.3][O.sub.4], Ni[Co.sub.2][O.sub.4], [Co.sub.3][O.sub.4]-[Li.sub.2]O, NiO, NiO-[Li.sub.2]O, Pt, and Au electrodes in alkaline medium," Electrochimica Acta, vol.
Here, the white line reflects the electron state of the Pt 5d orbitals, which is relevant to the oxygen reduction reaction. Previous research found that the catalytic activity increases as the while line intensity decreases [17].
Then, reduction reaction was stopped and let standing overnight for [Cu.sub.2]O NPs/zeolite settling down.
In the previous protocols, at the reduction reaction step, we had to dilute high concentrations of lithium aluminum hydride (LiAlH[sub]4) in tetrahydrofuran (THF) solution to meet our requirements.
It is assumed that the NO reduction reaction is promoted by dissociated H species on the catalyst surface formed as a result of the WGS reaction
The reduction reaction is also an exothermic reaction and temperature may rise up to 70C.
In plants two types of reactions take place 1) Oxidation reaction and 2) reduction reaction both of these are essential for producing fuel.

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