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Element Caesium (Cs), Group 1, Atomic Number 55, s-block, Mass 132.905. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
This comprehensive guide delves into its physical and chemical properties, reactivity, abundance, and the cutting-edge uses in scientific research and technology. Learn about the safety measures and interesting facts surrounding this highly reactive element.
Caesium. Appearance. Not to be confused with cerium. Caesium (IUPAC spelling; [ 9 ] also spelled cesium in American English) is a chemical element; it has symbol Cs and atomic number 55.
28 cze 2024 · Cesium, a fascinating element on the periodic table, plays a crucial role in various applications. This guide delves into its intriguing properties and practical uses, offering a comprehensive understanding for teachers and students alike.
Cesium is an extremely reactive metal and the most alkaline of the elements. It reacts explosively upon contact with water producing cesium hydroxide (CsOH), an extremely strong base that can rapidly corrode glass. Uses of Cesium. Cesium is used in atomic clocks, which are incredibly accurate.
Significance and Uses. Caesium is used in vacuum tubes as a “getter” to clean the traces of oxygen and other gases when sealed. Caesium compounds with chlorides are used in photoelectric cells. Caesium is used in industries as a catalyst promoter. Caesium nitrate is used to make optical glasses.
Caesium is the most electropositive, most alkaline and has the least ionization potential of all the elements. Known uses include the basis of atomic clocks, catalyst for the hydrogenation of some organic compounds, and in photoelectric cells.
