neutrona subatomic particle with no electric charge found in the atomic nucleusThe number of neutrons in a nucleus can vary among isotopes of the same element.NoteThe number of neutrons in a nucleus can vary among isotopes of the same element.Elon.io is an online learning platformWe have an entire course teaching IELTS Vocabulary — Band 7+ grammar and vocabulary.Start learning IELTS Vocabulary — Band 7+ now