Lithium

Encyclopedia Britanica: Mendelevium Encyclopedia Britanica: Mendelevium- Overview and basic data. WebElements: Mendelevium WebElements: Mendelevium- Extensive information on history and properties. The Free Dictionary: Mendelevium The Free Dictionary: Mendelevium- Brief overview for the general reader. Lenntech: Mendelevium Lenntech: Mendelevium- Physical data and chemical properties. EnvironmentalChemistry.com: Mendelevium EnvironmentalChemistry.com: Mendelevium- Atomic structure, chemical and physical properties, and table of nuclides. ChemicalElements.com: Mendelevium ChemicalElements.com: Mendelevium- Basic information, atomic structure, and isotopes. It's Elemental: Mendelevium It's Elemental: Mendelevium- Basic physical and historical information.