Alchemists knew nitric acid as aqua fortis (strong water), as well as other nitrogen
compounds such as ammonium salts and nitrate salts.
The Element Nitrogen - Basic Physical and Historical Information.
This WebElements periodic table page contains historical information for the
Element Nitrogen (N), Group 15, Atomic Number 7, p-block, Mass 14.007.
Sources ... Nitrogen. Nitrogen Element - Visual Elements Periodic Table ....
Sep 5, 2013 ... History. About four-fifths of Earth's atmosphere is nitrogen, which was isolated
and recognized as a specific substance during early ...
History. From the Latin word nitrum, Greek Nitron, native soda; and genes,
forming. Nitrogen was discovered by chemist and physician Daniel Rutherford in
Kids learn about the element nitrogen and its chemistry including atomic weight,
atom, uses, ... Plus properties and characteristics of nitrogen. ... US State History
Dec 22, 2014 ... Properties, sources and uses of nitrogen, one of the most abundant gases in
Earth's atmosphere. ... Rarely Seen Historical Photos. Reinventing ...
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, ...
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 ...