Nitrogen
Chemical element
Nitrogen is a chemical element; it has symbol N and atomic number 7. Nitrogen is a nonmetal and the lightest member of group 15 of the periodic table, often called the pnictogens. It is a common element in the universe, estimated at seventh in... Wikipedia
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Element Nitrogen (N), Group 15, Atomic Number 7, p-block, Mass 14.007. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and ...
When an organism excretes waste or dies, the nitrogen in its tissues is in the form of organic nitrogen (e.g. amino acids, DNA). Various fungi and prokaryotes ...
Nitrogen is essential for crops to achieve optimum yields. A critical component of amino acids in protein, it also increases protein content of plants directly.