Molecular entity

{
  "id": "MLC-T-CHM-007489",
  "term": "Molecular entity",
  "field": "Chemistry",
  "definition": "Any chemically or isotopically distinct particle, regardless of its charge or complexity. This classification encompasses atoms, molecules, ions, ion pairs, radicals, radical ions, complexes, and specific conformational isomers. The term provides a precise way to designate any individual particle on the molecular scale, distinguishing it from a bulk chemical substance.",
  "subject": "Organic and Biomolecular Chemistry",
  "see_also": [
    "chemical species",
    "conformer",
    "electronic state",
    "ion pair",
    "precision",
    "radical ion"
  ],
  "references": [
    "PAC, 1994, 66, 1077. 'Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)' on page 1142 (https://doi.org/10.1351/pac199466051077)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/molecular-entity/"
}