ChemGlobe: Potassium
easy-to-read physical data and isotopes for the element, including its halflife and decay tree.
Chemical Elements: Potassium
atomic structure and isotopes for the element discovered by Sir Humphrey Davy in 1807.
Environmental Chemistry: Potassium
element K"s name in different lanuages, scores of properties, most known nuclides, and common compounds.
Potassium
properties, history, uses, and cost of the first metal to be isolated by electrolysis.
Visual Elements: Potassium
visual interpretation of the seventh most abundant element on Earth.
Web Elements: Potassium
audio description of the alkali metal along with a video clip of what happens when it is introduced to water.
Wikipedia: Potassium
soft, silvery-white metallic alkali metal that occurs naturally bound to other elements in seawater and minerals.