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Nitrogen - Wikipedia, the free encyclopedia

https://en.wikipedia.org/wiki/Nitrogen

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.

Facts About Nitrogen - LiveScience.com

www.livescience.com/28726-nitrogen.html

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 in organic ...

What is Nitrogen? (with pictures) - wiseGEEK

www.wisegeek.org/what-is-nitrogen.htm

Nitrogen is an odorless, tasteless, colorless nonmetallic chemical element which appears in great abundance in the Earth's atmosphere. It also appears in a number of ...

Nitrogen - Element information, properties and uses ...

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.

Nitrogen»the essentials [WebElements Periodic Table]

www.webelements.com/nitrogen

Nitrogen is a Group 15 element. Nitrogen makes up about 78% of the atmosphere by volume but the atmosphere of Mars contains less than 3% nitrogen.

Nitrogen - Chemicool

www.chemicool.com/elements/nitrogen.html

Nitrogen and the CNO Cycle. When the universe’s first generation of stars was born, they contained only the elements made in the big bang: hydrogen, helium, and a ...

It's Elemental - The Element Nitrogen

education.jlab.org/itselemental/ele007.html

What's in a name? From the Greek words nitron and genes, which together mean "saltpetre forming." Say what? Nitrogen is pronounced as NYE-treh-gen.

Nitrogen | Define Nitrogen at Dictionary.com

dictionary.reference.com/browse/nitrogen

noun, Chemistry. 1. a colorless, odorless, gaseous element that constitutes about four-fifths of the volume of the atmosphere and is present in combined form in ...

Nitrogen - Simple English Wikipedia, the free encyclopedia

https://simple.wikipedia.org/wiki/Nitrogen

Nitrogen is an element is used to prevent things from reacting with the oxygen in the air. It can be used to fill crisp bags and incandescent bulbs.

Nitrogen - definition of nitrogen by The Free Dictionary

www.thefreedictionary.com/nitrogen

The chief thing in his eyes was not the nitrogen in the soil, nor the oxygen in the air, nor manures, nor special plows, but that most important agent by which ...