standard electrode potential


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standard electrode potential

[′stan·dərd i′lek‚trōd pə‚ten·chəl]
(physical chemistry)
The reversible or equilibrium potential of an electrode in an environment where reactants and products are at unit activity.
References in periodicals archive ?
Pb or alloys [E.sub.a] (kJ x [E.sub.a] (kJ x [mol.sup.-1]) [mol.sup.-1]) (in (in passive passive region at 1.2 V) region at 1.2 V) Pb 24.20 52.00 Alloy (I) 26.20 49.00 Alloy (II) 21.30 45.60 Alloy (III) 18.00 41.50 Alloy (IV) 16.60 26.11 Alloy (V) 15.00 22.00 TABLE 3: Standard electrode potential of electrochemical reaction formula.
At the deposition potential of -0.25 V, the overpotential is much negative than the standard electrode potential of Ag (+0.799 V).
[[alpha].sub.f] is the transfer coefficient for forward reaction (generally 0.5); [Z.sub.A+] is the valence of [A.sup.+] ion; [E.sup.0] is the standard electrode potential; and E is the available potential.

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