Neutron number

{
  "id": "MLC-T-CHM-007920",
  "term": "Neutron number",
  "field": "Chemistry",
  "definition": "The total count of neutrons present in the nucleus of an atom, denoted by the symbol N. This number, along with the atomic number (number of protons), determines the specific isotope of an element. Isotopes of an element have the same atomic number but different neutron numbers.",
  "subject": "Physical and Biophysical Chemistry",
  "see_also": [
    "nucleus"
  ],
  "references": [
    "Green Book, 2nd ed., p. 20 (https://goldbook.iupac.org/files/pdf/green_book_2ed.pdf)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/neutron-number/"
}