Element overview
Nitrogen (N) is element 7 with a listed atomic mass of 14.007 u. It is in group 15 and period 2. Its category is nonmetal.
Atomic properties
Electron configuration: [He] 2s2 2p3. Electronegativity: 3.04. Common oxidation states: -3, +3, +5.
Physical properties
Density: 0.0012506; melting point: 63.15; boiling point: 77.36. Values depend on conditions, phase and source.