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Transition time

Term · Chemistry · MLC-T-CHM-012243

The duration from the start of electrolysis at a constant current until the concentration of the electroactive species at the electrode surface effectively drops to zero. This time is observed in chronopotentiometry, where a sudden change in electrode potential indicates the depletion of the species being reduced or oxidized. It is directly related to the concentration of the analyte by the Sand equation.

Table 1. Record
IdentifierMLC-T-CHM-012243
FieldChemistry
SubjectAnalytical Chemistry
ReferencesPAC, 1985, 57, 1491. 'Recommended terms, symbols, and definitions for electroanalytical chemistry (Recommendations 1985)' on page 1504 (https://doi.org/10.1351/pac198557101491)
See alsoElectroactive substance; Indicator electrode; Interface
Record as JSON
{
  "id": "MLC-T-CHM-012243",
  "term": "Transition time",
  "field": "Chemistry",
  "definition": "The duration from the start of electrolysis at a constant current until the concentration of the electroactive species at the electrode surface effectively drops to zero. This time is observed in chronopotentiometry, where a sudden change in electrode potential indicates the depletion of the species being reduced or oxidized. It is directly related to the concentration of the analyte by the Sand equation.",
  "subject": "Analytical Chemistry",
  "see_also": [
    "electroactive substance",
    "indicator electrode",
    "interface"
  ],
  "references": [
    "PAC, 1985, 57, 1491. 'Recommended terms, symbols, and definitions for electroanalytical chemistry (Recommendations 1985)' on page 1504 (https://doi.org/10.1351/pac198557101491)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/transition-time/"
}

Record 13,052 of 13,676 in Chemistry terminology (MLC-0109). Request the full dataset.