Atomic Number: 7
Oxidation States: +-1+-2+-3+4+5
Atomic Weight: 14.00674
M.P.: 63.15 K, -210.00 °C, -346.00 °F
B.P.: 77.36 K, -195.79 °C, -320.42 °F
Elemental nitrogen is a colorless, odorless, tasteless and mostly inert diatomic gas at standard conditions, constituting 78.08% percent of Earth's atmosphere. Nitrogen is a constituent element of all living tissues and amino acids. Many industrially important compounds, such as ammonia, nitric acid, and cyanides, contain nitrogen.