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Thermodynamic Feasibility of a Reaction and the Extent of a Reaction

A redox reaction is thermodynamically feasible if the cell potential is positive. A reaction may be thermodynamically feasible but may not take place.This may be because of a high activation energy, or the reaction is very slow or the conditions may not be standard.

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Specification: OCR Chemistry A (H432), A-level, 5.2.3 Redox and electrode potentials. Topic: Electrochemistry.

Key terms in this lesson

standard cell potential
The potential difference between two half cells under standard conditions, calculated as the more positive electrode potential minus the more negative.

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