See also:

• Science: Chemistry: Elements: Transition Metals  (3)

» ChemGlobe: Yttrium - Electronic, thermal, and steric data along with an isotope table.




» ChemicalElements.com: Yttrium - Basic information, atomic structure, and isotopes.




» The Columbia Encyclopedia: Yttrium - Overview for the general reader.




» EnvironmentalChemistry.com: Yttrium - Atomic structure, chemical and physical properties, and table of nuclides.




» It's Elemental: Yttrium - Basic physical and historical information.




» LANL: Yttrium - History, sources, properties, uses, and isotopes.




» Lenntech: Yttrium - Physical data, chemical properties, health and environmental effects.




» Visual Elements: Yttrium - Image, animation, uses, physical information, and ionisation energies.




» WebElements: Yttrium - Extensive information on history, uses, occurrence, compounds, and properties of the element.




» Wikipedia: Yttrium - Properties of the element, including its history, applications, and characteristics.