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Intrinsic barrier

Term · Chemistry · MLC-T-CHM-006025

The energy barrier for a chemical reaction that is independent of the thermodynamic driving force. It represents the activation energy when the reaction is thermoneutral, meaning the reactants and products have equal energy. This concept is particularly relevant in Marcus theory for electron transfer reactions.

Table 1. Record
IdentifierMLC-T-CHM-006025
FieldChemistry
SubjectOrganic and Biomolecular Chemistry
ReferencesPAC, 1994, 66, 1077. 'Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)' on page 1126 (https://doi.org/10.1351/pac199466051077)
See alsoMarcus equation; Reorganization energy
Record as JSON
{
  "id": "MLC-T-CHM-006025",
  "term": "Intrinsic barrier",
  "field": "Chemistry",
  "definition": "The energy barrier for a chemical reaction that is independent of the thermodynamic driving force. It represents the activation energy when the reaction is thermoneutral, meaning the reactants and products have equal energy. This concept is particularly relevant in Marcus theory for electron transfer reactions.",
  "subject": "Organic and Biomolecular Chemistry",
  "see_also": [
    "Marcus equation",
    "reorganization energy"
  ],
  "references": [
    "PAC, 1994, 66, 1077. 'Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)' on page 1126 (https://doi.org/10.1351/pac199466051077)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/intrinsic-barrier/"
}

Record 6,395 of 13,676 in Chemistry terminology (MLC-0109). Request the full dataset.