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Caesium (IUPAC spelling; [ 9 ] also spelled cesium in American English) is a chemical element; it has symbol Cs and atomic number 55. It is a soft, silvery-golden alkali metal with a melting point of 28.5 °C (83.3 °F; 301.6 K), which makes it one of only five elemental metals that are liquid at or near room temperature.
Element Caesium (Cs), Group 1, Atomic Number 55, s-block, Mass 132.905. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
Cesium, represented by the atomic number 55 and symbol "Cs," is an alkali metal that is soft, silvery-gold in color, and highly reactive. The element is known for its applications in atomic clocks, medical treatments, and a variety of industrial processes.
Caesium (or cesium) is the chemical element with the atomic number 55 on the periodic table. Its symbol is Cs. Caesium is an alkali metal. Its melting point is low (28 °C). It is extremely reactive. Because of its high reactivity, it is a dangerous chemical. It may set itself on fire (ignite) in air. It explodes on contact with water.
9 paź 2024 · Cesium is the most electropositive and most alkaline element, and thus, more easily than all other elements, it loses its single valence electron and forms ionic bonds with nearly all the inorganic and organic anions.
Caesium, also spelt as Cesium, was discovered in 1860. It is outstanding in keeping time with precision, so it is used in atomic clocks. It forms alloys with alkali metals, gold and mercury.
28 cze 2024 · Cesium, often symbolized as Cs, is a soft, silvery-gold alkali metal with atomic number 55. It’s known for its high reactivity and low melting point. This element is used in various industries, including electronics, atomic clocks, and even as a catalyst in the hydrogenation of certain organic compounds.
