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Proton transfer reaction

Term · Chemistry · MLC-T-CHM-009613

A chemical reaction involving the transfer of a proton (H+) from one chemical species, the Brønsted acid, to another, the Brønsted base. This process is the fundamental event in Brønsted-Lowry acid-base theory and results in the formation of the conjugate base of the original acid and the conjugate acid of the original base. In aqueous solution, the transfer of a proton between a strong acid and a strong base is typically diffusion-controlled, with rate constants approaching 10^10 to 10^11 L mol⁻¹ s⁻¹.

Table 1. Record
IdentifierMLC-T-CHM-009613
FieldChemistry
SubjectOrganic and Biomolecular Chemistry
ReferencesPAC, 1994, 66, 1077. 'Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)' on page 1153 (https://doi.org/10.1351/pac199466051077)
See alsoAutoprotolysis; Binding site; Chemical reaction; Encounter-controlled rate; Hydron; Intermolecular; Intramolecular; Microscopic diffusion control; Proton; Tautomerism
Record as JSON
{
  "id": "MLC-T-CHM-009613",
  "term": "Proton transfer reaction",
  "field": "Chemistry",
  "definition": "A chemical reaction involving the transfer of a proton (H+) from one chemical species, the Brønsted acid, to another, the Brønsted base. This process is the fundamental event in Brønsted-Lowry acid-base theory and results in the formation of the conjugate base of the original acid and the conjugate acid of the original base. In aqueous solution, the transfer of a proton between a strong acid and a strong base is typically diffusion-controlled, with rate constants approaching 10^10 to 10^11 L mol⁻¹ s⁻¹.",
  "subject": "Organic and Biomolecular Chemistry",
  "see_also": [
    "autoprotolysis",
    "binding site",
    "chemical reaction",
    "encounter-controlled rate",
    "hydron",
    "intermolecular",
    "intramolecular",
    "microscopic diffusion control",
    "proton",
    "tautomerism"
  ],
  "references": [
    "PAC, 1994, 66, 1077. 'Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)' on page 1153 (https://doi.org/10.1351/pac199466051077)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/proton-transfer-reaction/"
}

Record 10,212 of 13,676 in Chemistry terminology (MLC-0109). Request the full dataset.