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en.wikipedia.org/wiki/Nitrogen

Nitrogen is a chemical element with symbol N and atomic number 7. It was first discovered and ... Jean-Antoine-Claude Chaptal in 1790, when it was found that nitrogen was present in nitric acid and nitrates; this name derives from the Greek  ...

education.jlab.org/itselemental/ele007.html

The Element Nitrogen - Basic Physical and Historical Information.

www.ducksters.com/science/chemistry/nitrogen.php

Common compounds with nitrogen atoms include ammonia (NH3), nitrous oxide (N2O), nitrites, and nitrates. Nitrogen is also found in organic compounds such ...

www.carondelet.pvt.k12.ca.us/Family/Science/Nitrogen/nitrogen.html

Nitrogen gets its name from a mineral known as "niter" (potassium nitrate), from which it can be prepared. ... WHERE IS NITROGEN USED AND FOUND?

www.chem4kids.com/files/elements/007_speak.html

Chem4Kids.com! Nitrogen discovery, atomic structure, and location information. There are also tutorials on the first thirty-six elements of the periodic table.

www.reference.com/science/nitrogen-found-throughout-nature-ac94eb02b83115f8

Nitrogen can be found in all living organisms on Earth while also being present in soil, water and air. It is an important component in biological compounds found ...

www.rsc.org/periodic-table/element/7/nitrogen

Element Nitrogen (N), Group 15, Atomic Number 7, p-block, Mass 14.007. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

www.livescience.com/28726-nitrogen.html

Sep 27, 2017 ... Nitrogen is essential to life on Earth. It is a component of all proteins, and it can be found in all living systems. Nitrogen compounds are present ...

www.school-for-champions.com/chemistry/nitrogen.htm

Nov 30, 2007 ... Nitrogen is found naturally in some mineral deposits, in the soil and in organic compounds. Nitrogen is usually prepared by removing the ...