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Radical centre

Term · Chemistry · MLC-T-CHM-009847

The specific atom within a polyatomic radical upon which the unpaired electron is predominantly localized. While the unpaired electron's density may be delocalized over several atoms through resonance, the radical centre designates the atom with the highest spin density. The location of this centre is formally assigned in a Lewis formula representation of the radical.

Table 1. Record
IdentifierMLC-T-CHM-009847
FieldChemistry
SubjectOrganic and Biomolecular Chemistry
Synonymsradical centres; radical center; radical centers
ReferencesPAC, 1994, 66, 1077. 'Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)' on page 1156 (https://doi.org/10.1351/pac199466051077)
See alsoLewis formula; Attachment; Stable
Record as JSON
{
  "id": "MLC-T-CHM-009847",
  "term": "Radical centre",
  "field": "Chemistry",
  "definition": "The specific atom within a polyatomic radical upon which the unpaired electron is predominantly localized. While the unpaired electron's density may be delocalized over several atoms through resonance, the radical centre designates the atom with the highest spin density. The location of this centre is formally assigned in a Lewis formula representation of the radical.",
  "synonyms": [
    "radical centres",
    "radical center",
    "radical centers"
  ],
  "subject": "Organic and Biomolecular Chemistry",
  "see_also": [
    "Lewis formula",
    "attachment",
    "stable"
  ],
  "references": [
    "PAC, 1994, 66, 1077. 'Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)' on page 1156 (https://doi.org/10.1351/pac199466051077)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/radical-centre/"
}

Record 10,471 of 13,676 in Chemistry terminology (MLC-0109). Request the full dataset.