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Multi-centre bond

Term · Chemistry · MLC-T-CHM-007619

A chemical bond in which valence electrons are delocalized over more than two atomic centers. This type of bonding is characteristic of electron-deficient molecules where there are not enough valence electrons to form conventional two-center, two-electron bonds between all adjacent atoms. Examples include the three-center two-electron bonds found in diborane or bridged carbocations.

Table 1. Record
IdentifierMLC-T-CHM-007619
FieldChemistry
SubjectOrganic and Biomolecular Chemistry
ReferencesPAC, 1994, 66, 1077. 'Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)' on page 1144 (https://doi.org/10.1351/pac199466051077)
See alsoBond; Bridged carbocation; Molecular entity
Record as JSON
{
  "id": "MLC-T-CHM-007619",
  "term": "Multi-centre bond",
  "field": "Chemistry",
  "definition": "A chemical bond in which valence electrons are delocalized over more than two atomic centers. This type of bonding is characteristic of electron-deficient molecules where there are not enough valence electrons to form conventional two-center, two-electron bonds between all adjacent atoms. Examples include the three-center two-electron bonds found in diborane or bridged carbocations.",
  "subject": "Organic and Biomolecular Chemistry",
  "see_also": [
    "bond",
    "bridged carbocation",
    "molecular entity"
  ],
  "references": [
    "PAC, 1994, 66, 1077. 'Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)' on page 1144 (https://doi.org/10.1351/pac199466051077)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/multi-centre-bond/"
}

Record 8,084 of 13,676 in Chemistry terminology (MLC-0109). Request the full dataset.