noun🔗ShareThe chemical element (symbol N) with an atomic number of 7 and atomic weight of 14.0067. It is a colorless and odorless gas."The air we breathe is mostly nitrogen. "elementsubstancechemistryscienceChat with AIVocabulary GamePractice Reading
noun🔗ShareMolecular nitrogen (N2), a colorless, odorless gas at room temperature."The air we breathe contains nitrogen. "elementsubstancechemistrycompoundmaterialscienceChat with AIVocabulary GamePractice Reading
noun🔗ShareA specific nitrogen within a chemical formula, or a specific isotope of nitrogen"The two nitrogens are located next to one another on the ring."elementchemistrysubstancescienceChat with AIVocabulary GamePractice Reading
