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Nitrogen - Wikipedia

en.wikipedia.org/wiki/Nitrogen

Alchemists knew nitric acid as aqua fortis (strong water), as well as other nitrogen compounds such as ammonium salts and nitrate salts.

It's Elemental - The Element Nitrogen

education.jlab.org/itselemental/ele007.html

The Element Nitrogen - Basic Physical and Historical Information.

Nitrogen - Element information, properties and uses | Periodic Table

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

Element Nitrogen (N), Group 15, Atomic Number 7, p-block, Mass 14.007. Sources ... Nitrogen. Nitrogen Element - Visual Elements Periodic Table .... History ...

Facts About Nitrogen - Live Science

www.livescience.com/28726-nitrogen.html

Dec 22, 2014 ... 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 ...

A Brief History of Our Deadly Addiction to Nitrogen Fertilizer | Mother ...

www.motherjones.com/tom-philpott/2013/04/history-nitrogen-fertilizer-ammonium-nitrate

Apr 19, 2013 ... As investigators and rescuers move through a destroyed fertilizer factory in West, Texas, it makes me think about just what nitrogen fertilizer is, ...

Nitrogen - Periodic Table of Elements: Los Alamos National ...

periodic.lanl.gov/7.shtml

History. From the Latin word nitrum, Greek Nitron, native soda; and genes, forming. Nitrogen was discovered by chemist and physician Daniel Rutherford in  ...

Chemistry for Kids: Elements - Nitrogen - Ducksters

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

Kids learn about the element nitrogen and its chemistry including atomic weight, atom, uses, ... Plus properties and characteristics of nitrogen. ... US State History

Nitrogen - Chemicool

www.chemicool.com/elements/nitrogen.html

The chemical element nitrogen is classed as a gas and a nonmetal. It was discovered in 1772 by Daniel Rutherford and independently by Carl Scheele.

The Natural History of Nitrogen Fixation

mbe.oxfordjournals.org/content/21/3/541.full

Dec 23, 2003 ... Our understanding of the phylogenetic history of nif genes has been ...... Molecular evolution of nitrogen fixation: the evolutionary history of the ...

Brief History of the Discovery of Nitrogen-fixing Organisms - UCLA ...

www.mcdb.ucla.edu/Research/Hirsch/imagesb/HistoryDiscoveryN2fixingOrganisms.pdf

century when rhizobia were discovered. This brief account of the history of the discovery of the microbes responsible for converting atmospheric nitrogen into ...

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Nitrogen»historical information [WebElements Periodic Table]

www.webelements.com

This WebElements periodic table page contains historical information for the element nitrogen.

The Explosive History of Nitrogen | Energy Foundations for High ...

highschoolenergy.acs.org

Early efforts by the crew to extinguish the fire were unsuccessful. The fire soon raged out of control. At 9:12 a.m., the ammonium nitrate exploded, sending the ...

nitrogen (N) | chemical element | Britannica.com

www.britannica.com

Sep 5, 2013 ... History. About four-fifths of Earth's atmosphere is nitrogen, which was isolated and recognized as a specific substance during early ...