Directory of Nitrogen Resources

Home > Kids and Teens > School Time > Science > Chemistry > Elements > Nitrogen

Nitrogen was discovered in 1772 by Daniel Rutherford. Nitrogen makes up 78% of the Earth's air. Nitrogen is found in all living systems as a component of biological compounds.

Resources in This Category

• ChemicalElements.com: Nitrogen

  http://www.chemicalelements.com/elements/n.html
  Features properties, an atomic structure diagram, facts about nitrogen and a table of isotopes.

• Wikipedia: Nitrogen

  http://en.wikipedia.org/wiki/Nitrogen
  Article detailing physical properties, history, applications, characteristics and safety precautions.

Related Categories

• Home > Kids and Teens > School Time > Science > The Earth > Cycles > Nitrogen

 

Home > Kids and Teens > School Time > Science > Chemistry > Elements > Nitrogen

 

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