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N
7 diatomic nonmetal Generated with AI

Nitrogen

Symbol N
Atomic Mass 14.007

Nitrogen is a chemical element with symbol N and atomic number 7. It is the lightest pnictogen and at room temperature, it is a transparent, odorless diatomic gas. Nitrogen is a common element in the universe, estimated at about seventh in total abundance in the Milky Way and the Solar System.

Properties

  • Phase: Gas
  • Density: 1.251 g/cm³
  • Melting Point: 63.15 K
  • Boiling Point: 77.355 K

Uses

  • Ammonia Production: The primary industrial use, creating Ammonia for Synthetic Fertilizer.
  • Inert Atmosphere: Used to prevent oxidation or fire in industrial processes.
  • Cryogenics: Liquid nitrogen is used for rapid cooling and preservation.
  • Chemical Synthesis: Precursor to nitric acid, explosives (TNT, nitroglycerin), and various organic compounds.