Potassium

Please copy/paste the following text to properly cite this How Stuff Works article:

"Potassium." 30 August 2007. HowStuffWorks.com. <http://reference.howstuffworks.com/potassium-encyclopedia.htm> 06 July 2008.

Physical Science & Math Videos

More Physical Science & Math Videos »

Potassium, puh TAS ee uhm, is a silvery metallic element. It reacts readily with both oxygen and water. In nature, because of this characteristic, potassium always occurs combined with other elements. It is found in the form of minerals, such as carnallite and sylvite. Sir Humphry Davy, an English chemist, first isolated potassium as a pure metal in 1807.

Barium

Barium, BAIR ee uhm, is a soft, heavy, silver-colored metal element. The metal itself has few uses outside the laboratory. But it combines easily… See more »

Strontium

Strontium, STRON shee uhm, a chemical element, is a soft, silvery metal. It exists as a number of isotopes, forms of the element with the same… See more »

Sodium

Sodium is a silvery-white metallic element that has many important uses. It is a soft metal, and can easily be molded or cut with a knife. Sodium… See more »

Consumer Guide:

Potassium

Related Ad Categories