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Nitrogen By: Chase Tinnel Nitrogen, the gaseous element that makes up the largest portion of the earth's atmosphere, was discovered by the British physician Daniel Rutherford in 1772 and recognized as an elemental gas by the French chemist, Antoine Laurent Lavoiser about 1776. Nitrogen, symbol N, was derived from Greek, it means liquid air. The atomic number of nitrogen is 7. Nitrogen is in group 15 (or Va) of the periodic table. Nitrogen is a colorless, odorless, tasteless, nontoxic …

…liquid nitrogen has found widespread application in the field of cryogenics. With the recent advent of ceramic materials that become superconductive at the boiling point of nitrogen, the use of nitrogen as a coolant is increasing. In conclusion, it seems as if Nitrogen is very helpful in the modern world. It is used in dentists office's to using it for industrial applications. Without this element the world would be a little different in some fields.