Limiting kinetic current
Term · Chemistry · MLC-T-CHM-006600
The plateau value that a kinetic current reaches once the electrode potential is pushed far enough that the charge-transfer step is no longer limiting. At the plateau the current is governed by the speed of the preceding chemical reaction that forms the electroactive substance from a non-electroactive one, not by mass transport or electron transfer. It depends on the rate constant of that reaction and on the concentration of the precursor.
| Identifier | MLC-T-CHM-006600 |
|---|---|
| Field | Chemistry |
| Subject | Analytical Chemistry |
| References | PAC, 1985, 57, 1491. 'Recommended terms, symbols, and definitions for electroanalytical chemistry (Recommendations 1985)' on page 1497 (https://doi.org/10.1351/pac198557101491) |
| See also | Applied potential; Kinetic current |
Record as JSON
{
"id": "MLC-T-CHM-006600",
"term": "Limiting kinetic current",
"field": "Chemistry",
"definition": "The plateau value that a kinetic current reaches once the electrode potential is pushed far enough that the charge-transfer step is no longer limiting. At the plateau the current is governed by the speed of the preceding chemical reaction that forms the electroactive substance from a non-electroactive one, not by mass transport or electron transfer. It depends on the rate constant of that reaction and on the concentration of the precursor.",
"subject": "Analytical Chemistry",
"see_also": [
"applied potential",
"kinetic current"
],
"references": [
"PAC, 1985, 57, 1491. 'Recommended terms, symbols, and definitions for electroanalytical chemistry (Recommendations 1985)' on page 1497 (https://doi.org/10.1351/pac198557101491)"
],
"url": "https://mlchart.com/terminology/chemistry/limiting-kinetic-current/"
}
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