• Name: Nitrogen

  • Symbol: N

  • Number of Energy Levels: 2

  • Electrons on the outer energy level: 5

  • Atomic Number: 7

  • Atomic Mass: 14.00674 Amu

  • Protons / Electrons: 7

  • Neutrons: 7

  • Density: 1.2506 g/cm3

  • Classification: Non-Metal

Top 18 interesting facts about Nitrogen

  • Earth's atmosphere is 78.09% Nitrogen.
  • Nitrogen is colorless, odorless, tasteless, and inert gas.
  • Nitrogen was discovered in 1772.
  • Nitrogen has very strong bond making its conversion in useful compounds very difficult.
  • Nitrogen is created in supernovas by the fusion of Hydrogen and Carbon.
  • Nitrogen is the seventh more abundant element in the Universe.
  • Important fertilizers are produced from Nitrogen but they are water pollutants.
  • Nitrogen is found in Kevlar and antibiotics.
  • 3% of human body is Nitrogen making it the 4th abundant element in human body after Oxygen, Carbon, and Hydrogen.
  • Nitrogen is also know in many languages as Azote which means lifeless in Greek.
  • Commercial Nitrogen is used in steelmaking industry.
  • Nitrogen liquefies at about -195 centigrade and freezes at about -210 centigrade.
  • Nitrogen has two stable isotopes: 14N and 15N.
  • Nitrogen (at normal Earth conditions) does not chemically react with most of other elements but with Lithium, Magnesium, and Calcium.
  • Nitrogen is used in food packaging to maintain food freshness.
  • Nitrogen is an inexpensive alternative to argon used in light bulbs.
  • Liquid Nitrogen is used as a refrigerant in medicine.
  • Nitrogen has a hexagonal crystal structure.