Nitrogen

N

Physical Properties

Atomic mass: 14.00674 amu

Atomic Radius in angstroms: 1.55

Density: 1.2506 g/cm3

Melting Point: 63.15 K

Boiling Point: 77.355 K

Room temperature: gas

Appearance: colorless, odorless, tasteless

Malleability, Hardness, and Conductivity: doesn't apply

Chemical Properties

Flammability: flammable under high temperature/pressure

Reactivity: reacts with oxygen

Identifying Information and Location

Atomic Number: 7

Mass Number: 14.00674 amu

Protons, Neutrons, Electrons: 7

On the periodic table, 2nd row, 7th to the right grouped with the non metals

History/Discovery

Discovered 1772

Discovered: by Scottish Physician Daniel Rutherford

How: by removing oxygen and carbon fro the air and was left with nitrogen

Applications/Uses

Found: in ammonia, coolant, steel manufacturing, the atmosphere, and soil nutrients

Isotopes: mixture of 2 stable ones, Nitrogen-14 and Nitrogen-15

Fun Facts

Name: before it was called nitrogen, it was considered "noxious air"

was named by: Jean-Antoine Chaptal in 1790

It is 78% of earth's atmosphere

Works Cited

-Bentor, Yinon ChemicalElement.com-Nitrogen

-http://www.chemicool.com/elements/nitrogen.html

-education.Jlab.org/itselemental/ele007.html

-Emsley, John (2011) Natures building blocks: An A-Z guide to the elements (New ed) New York

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