Nitrogen is a chemical element; it has symbol N and atomic number 7. Nitrogen is a nonmetal and the lightest member of group 15 of the periodic table, often called the pnictogens. It is a common element in the universe, estimated at seventh in total abundance in …

Nitrogen | N2 | CID 947 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.

2025年1月18日 · Nitrogen, nonmetallic element of Group 15 [Va] of the periodic table. It is a colorless, odorless, tasteless gas that is the most plentiful element in Earth’s atmosphere and is a constituent of all living matter. Its atomic number is 7 and it …

Nitrogen is a chemical element with symbol N and atomic number 7. Classified as a nonmetal, Nitrogen is a gas at room temperature. J.C. Slater, J Chem Phys, 1964, 41 (10), 3199-3205. DOI:10.1063/1.1725697. B. Cordero, V. Gómez, A.E. Platero-Prats, M. Revés, J. Echeverría, E. Cremades, F. Barragán, S. Alvarez, Dalton Trans. 2008, 21, 2832-2838.

Denoted by the chemical symbol N, it belongs to the family of nonmetals. It is the fifth most abundant element in the earth’s crust, represented by the molecular formula N 2 [1, 2]. There are 12 isotopes of nitrogen with masses ranging from 11 …

The ground state electronic configuration of neutral nitrogen is [He]. 2s2. 2p3 and the term symbol of nitrogen is 4S3/2. Nitrogen is a Group 15 element. Nitrogen makes up about 78% of the atmosphere by volume but the atmosphere of Mars contains less than 3% nitrogen.

2019年7月6日 · Its element symbol is N. Nitrogen is odorless, tasteless, and colorless gas at room temperature and pressure. Its atomic weight is 14.0067. Nitrogen gas (N 2) makes up 78.1% of the volume of the Earth's air. It's the most common uncombined (pure) element on Earth.