It's Elemental: Nitrogen
Basic physical and historical information.
Wikipedia: Nitrogen
Properties of the element, including its history, applications, and characteristics.
EnvironmentalChemistry.com: Nitrogen
Atomic structure, chemical and physical properties, and table of nuclides.
USGS Minerals Information: Nitrogen
Statistics and information on the worldwide supply, demand, and flow of the element (PDF format).
ChemGlobe: Nitrogen
Electronic, thermal, and steric data along with basic facts and an isotope table.
LANL: Nitrogen
History, sources, natural compounds, and ammonia.
Especiál Gas Inc.: Nitrogen
Numeric data, uses, and general information.
ChemicalElements.com: Nitrogen
Basic information, atomic structure, and table of isotopes.
Visual Elements: Nitrogen
Animation, uses, physical information, and key isotopes.
Lenntech: Nitrogen
Physical data, chemical properties, health and environmental effects.
Nitrogen
Data tables and historic information.
WebElements: Nitrogen
Extensive information on history, uses, occurrence, compounds, and properties of the element.
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