7/30/2023 0 Comments Chemistry sr elementStrontium which has been turned into fine powder will ignite spontaneously in air and result in the formation of Strontium nitride and Strontium Oxide. Strontium is commonly found combined with other elements and compounds owing to the highly reactive nature of the element. Strontium has a vigorous reaction with water and tarnishes and tarnishes rapidly in air. Chemically there are similarities between Strontium and other heavier alkaline earth metals such as Barium and Calcium. The Sr element (chemical name strontium) has four isotopes which are naturally occurring out of which 88Sr is most commonly found in nature. Strontium's atomic number is 38, and Sr's atomic mass is 88. In places where Ca, along with other elements give an indication of calcareous rocks and felsic intrusive indicated by other elements, the bedrock geology would be favourable for different elements. Strontium, owing to its strong association with calcium, is very useful in indicating the presence of calcareous rocks, especially those associated with Mg and Ba. However, this method still suffers from certain drawbacks such as a high exothermic reaction and poor attachment of bone cement to the bone surface. For arthroplasties of the knee, hip and other joints and fixation of metallic or polymer prosthetics implants to bones, Conventional polymethylmethacrylate (PMMA) is used. In orthopaedic surgery, injectable acrylic bone cement is commonly used to treat prostheses. However, this method is not allowed in Canada or the United States. In Europe and Australia, Strontium ranelate, which is a pharmacologic agent, is used to treat osteoporosis in individuals. Since Strontium is quite similar to the element calcium, it is located in bones. Strontium is present in varied quantities in all living organisms. The production of fireworks constitutes 5 percent of the world's total output. This property also helps to distinguish Strontium from other elements in a flame test. Strontium is used to create Strontium Carbonate and other Strontium salts which are used to give red colour to fireworks. This has consequently significantly affected the way Strontium is mined and refined. However, this use of Sr element is gradually on the decline owing to the declining usage of CRTs in televisions. Sr chemical name Strontium has the most important application in the production of glass manufacture of cathode ray tubes found in colour television. Typical uses of Strontium are listed below: Strontium's electronic configuration 5s and CAS number. The metal has four isotopes-84Sr, 86Sr, 87Sr, 88Sr. With an atomic number of 38, the relative atomic mass of Strontium is 87.62. The density of Sr element (where Sr is the chemical symbol for Strontium) is 2.64 g cm 3 and is in the block s of the periodic table. Strontium belongs to period five and has a boiling point of 1377☌ or 2511☏ or 1650 K. It has a high melting point of 777☌ or 1431☏ or 1050 K. ![]() In the periodic table, Strontium belongs to group 2. ![]() The chemical nature of Strontium is very reactive. Strontium was discovered collaboratively by Adair Crawford and William Cruikshank in 1790. Physically and chemically, the Sr element is similar to its neighbours on the periodic table-Calcium and barium. The metal also reacts with air to produce a dark oxide layer. It is an alkaline earth metal and is yellowish and silver-white. Owing to its electronic configuration, Sr element has some specific properties and happens to be highly reactive. ![]() By nature, Strontium is an alkaline earth metal. Strontium is an element having an atomic number of 38 and atomic mass 87.62 g.mol -1. Easton, PA: Journal of Chemical Education, 910 pp.The chemical name of Sr is Strontium. (executive ed.) (1978) Handbook of Geochemistry, V. Boston: Blackwell Scientific Publications, 312 pp. (1985) The Continental Crust: its Composition and Evolution: An Examination of the Geochemical Record Preserved in Sedimentary Rocks. (1976) Revised effective ionic radii and systematic studies of interatomic distances in Halides and Chalcogenides. NEA Workshop, Nuclear Energy Agency Organisation for Economic Co-operation and Development, p. (1993) Application of strontium and other radiogenic tracer isotopes to paleohydrologic studies. San Jose: General Electric Nuclear Energy, 64 pp. (ed.) (1992) CRC Handbook of Chemistry and Physics. New York: John Wiley & Sons, 589 pp.įaure, G. (1982) Variation of seawater 87Sr/ 86Sr throughout Phanerozoic time. ![]() (1995) Application of the trace element and isotope geochemistry of strontium to studies of carbonate diagenesis.
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