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Phase-space theory

Term · Chemistry · MLC-T-CHM-008750

A statistical theory used in chemical kinetics to predict the product state distributions and reaction rates for elementary reactions. It assumes that all accessible states in the product phase space are equally probable, subject to conservation laws for energy and angular momentum. This theory is particularly applicable to reactions without a potential energy barrier.

Table 1. Record
IdentifierMLC-T-CHM-008750
FieldChemistry
SubjectPhysical and Biophysical Chemistry
ReferencesPAC, 1996, 68, 149. 'A glossary of terms used in chemical kinetics, including reaction dynamics (IUPAC Recommendations 1996)' on page 176 (https://doi.org/10.1351/pac199668010149)
See alsoAngular momentum; Channel; Probability; Molecularity
Record as JSON
{
  "id": "MLC-T-CHM-008750",
  "term": "Phase-space theory",
  "field": "Chemistry",
  "definition": "A statistical theory used in chemical kinetics to predict the product state distributions and reaction rates for elementary reactions. It assumes that all accessible states in the product phase space are equally probable, subject to conservation laws for energy and angular momentum. This theory is particularly applicable to reactions without a potential energy barrier.",
  "subject": "Physical and Biophysical Chemistry",
  "see_also": [
    "angular momentum",
    "channel",
    "probability",
    "molecularity"
  ],
  "references": [
    "PAC, 1996, 68, 149. 'A glossary of terms used in chemical kinetics, including reaction dynamics (IUPAC Recommendations 1996)' on page 176 (https://doi.org/10.1351/pac199668010149)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/phase-space-theory/"
}

Record 9,288 of 13,676 in Chemistry terminology (MLC-0109). Request the full dataset.