ChemGlobe: Sodium
Electronic, thermal, and steric data along with basic information.
ChemicalElements.com: Sodium
Basic information, atomic structure, and table of isotopes.
Dietary Salt and Sodium
Janice R. Hermann, PhD, RD/LD
EnvironmentalChemistry.com: Sodium
Atomic structure, chemical and physical properties, and table of nuclides.
It's Elemental: Sodium
Basic physical and historical information.
LANL: Sodium
Sources, properties, uses, and compounds.
Lenntech: Sodium
Physical data, chemical properties, health and environmental effects.
Radiochemistry of Sodium
Full text of the monograph by W. T. Mullins and G. W. Leddicotte (Oak Ridge National Laboratory, Oak Ridge, Tennessee). [PDF] (March, 1962)
Visual Elements: Sodium
Image, animation, source, uses, key isotopes, and ionisation energies.
WebElements: Sodium
Extensive information on history, uses, occurrence, compounds, and properties of the element.
Wikipedia: Sodium
Properties of the element, including its history, applications, and characteristics.
