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
The Element Nitrogen - Basic Physical and Historical Information.
Basic information, atomic structure, and table of isotopes.
Compounds of nitrogen were known in the middle ages. It makes up about ... It is
estimated to be the 7th most abundant chemical element in our universe.
chemical properties, health and environmental effects of nitrogen. ... Polski ·
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The second of the big three elements in row two is nitrogen (N). Nitrogen is the
seventh element of the periodic table. It is located between carbon (C) and ...
Nitrogen is the first element in column 15 of the periodic table. It is part of the
group of "other" nonmetal elements. Nitrogen atoms have seven electrons and 7
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%
This WebElements periodic table page contains historical information for the
Sep 2, 2016 ... Nitrogen is an element you encounter every day. Here are 10 handy facts for the