Wectar - Science - Chemistry - Elements - Neptunium

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	Visual Elements: Neptunium URL: http://www.chemsoc.org/viselements/pages/neptunium.html ODP description: General and physical information, source, and key isotopes. Page title: Visual Elements - Neptunium
	Wikipedia: Neptunium URL: http://en.wikipedia.org/wiki/Neptunium ODP description: Notable characteristics, history, occurrence, isotopes, and weapons applications. Page title: Neptunium - Wikipedia, the free encyclopedia
	ChemicalElements.com: Neptunium URL: http://www.chemicalelements.com/elements/np.html ODP description: Basic information, atomic structure, and isotopes table. Page title: Chemical Elements.com - Neptunium (Np)
	WebElements: Neptunium URL: http://www.webelements.com/webelements/elements/text/Np/key.html ODP description: Extensive information on history, uses, compounds, and properties. Page title: Chemistry : Periodic Table : neptunium : key information
	EnvironmentalChemistry.com: Neptunium URL: http://environmentalchemistry.com/yogi/periodic/Np.html ODP description: Atomic structure, chemical and physical properties, and table of nuclides. Page title: Periodic Table of Elements: Neptunium â Np (EnvironmentalChemistry.com)
	LANL: Neptunium URL: http://periodic.lanl.gov/elements/93.html ODP description: Basic information and history. Page title: Neptunium
	It's Elemental: Neptunium URL: http://education.jlab.org/itselemental/ele093.html ODP description: Basic physical and historical information. Page title: It's Elemental - The Element Neptunium Page description: The Element Neptunium - Basic Physical and Historical Information
	Lenntech: Neptunium URL: http://www.lenntech.com/Periodic-chart-elements/Np-en.htm ODP description: Physical data, chemical properties, health and environmental effects. Page title: Neptunium (Np) - Chemical properties, Health and Environmental effects Page description: chemical properties, health and environmental effects of neptunium
	ChemGlobe: Neptunium URL: http://partisans.spurious.biz/~pkremer/projects/chemglobe/ptoe/_/93.html ODP description: Electronic, thermal, and steric data along with an isotope table. Page title: Neptunium [Np] [93] - Chemical element datasheet - Periodic Table of the Elements - ChemGlobe