Nitrogen
Revision as of 21:05, 21 September 2010 by Physchim62 (talk | contribs) (Created page with ''''Nitrogen''' (symbol: '''N''') is a chemical element. It is a colourless gas at room temperature and forms four-fifths of the Earth's atmosphere. ==Notes and reference…')
Nitrogen (symbol: N) is a chemical element. It is a colourless gas at room temperature and forms four-fifths of the Earth's atmosphere.
Notes and references
Notes
References
External links
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See also the corresponding article on Wikipedia. |
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