Nitrogen (N) ANNABELLE CHAN bryan 8g

Nitrogen (N) also known as the seventh element on the Periodic Table which has a mass of 14.0067 and is in group 15, has a boiling point of -196ºC and a melting point of -210ºC. Nitrogen is derived from the Greek word "nitro" and "genes" meaning nitre forming. Niter (nitre) also known as saltpeter is the mineral form of potassium nitrate which is a substance good for making gun powder. Nitrogen is one of the elements made up of this saltpeter which is a salt rock which is why it was named after the saltpeter. Nitrogen was discovered by Daniel Rutherford, a Scottish physician, chemist and botanist in 1772 by the isolation of the particle.

nitrogen tank:

Nitrogen has 7 protons, neutrons, and electrons Nitrogen exists as a gas at room temperature. Nitrogen is made up of 99.6% Nitrogen-14 and 0.4% of Nitrogen-15.

Nitrogen's symbol, atomic mass, and atomic number:

Nitrogen makes up 78% of the air by volume and is obtained by the distillation of liquid air. Nitrogen is found in coal and other fossil fuels as well as in compounds in all living things. Interesting Fact: 45 million tons of Nitrogen are extracted from the air each year.

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Nitrogen is used to make fertilizers for plant life, nylons and dyes, and explosives like gunpowder, TNT, nitroglycerin, guncotton, nitrocellulose, picric acid, and ammonium nitrate.

Fun Fact: Nitrogen Gas plays a vital role in the making of Auroras which are the Northern Lights, natural displays of light that can be watched in the Arctic regions.



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