Oxonium ions

{
  "id": "MLC-T-CHM-008405",
  "term": "Oxonium ions",
  "field": "Chemistry",
  "definition": "Cations containing a trivalent oxygen atom that bears a positive formal charge, with the general formula R3O+. These ions are formed by the protonation or alkylation of ethers, alcohols, or water. The simplest example is the hydronium ion, H3O+, which is formed by the protonation of water and is a fundamental species in aqueous acid-base chemistry.",
  "subject": "Organic and Biomolecular Chemistry",
  "see_also": [
    "onium compounds"
  ],
  "references": [
    "PAC, 1995, 67, 1307. 'Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)' on page 1355 (https://doi.org/10.1351/pac199567081307)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/oxonium-ions/"
}