Name :  Nitrogen
Symbol :  N
Atomic Number :  7
Atomic Weight :  14.00674
Specific Heat :  1.04 J/gK
Melting Point :  -209.86°C
Vaporization :  2.7928 kJ/mol
Boiling Point :  -195.8°C
Electronegativity :  3.04
Density@293 K :  0.0012506 g/cm³
Discovered :  Daniel Rutherford, Scotland, 1772
Description :  Colorless, odorless, tasteless, generally inert gas. Fifth most abundant element in the universe. Makes up about 78% of earth\'s atmosphere.
Uses :  Primarily to produce ammonia and other fertilizers. Also used in making nitric acid, which is used in explosives. Also used in welding and enhanced oil recovery.