Atomic number 74 is the atomic number of tungsten, a chemical element that is a metal with the symbol W and atomic number 74. It is a dense, hard, silver-white metal that is known for its high melting point, which is the highest of any element on the periodic table. Tungsten is used in a wide variety of applications due to its unique properties and has been used for centuries in a variety of industries.
One of the primary uses for tungsten is in the production of light bulb filaments. Tungsten has a high melting point and is able to withstand the high temperatures required to produce light in light bulbs. It is also used in the production of x-ray tubes and other medical equipment, as it is able to withstand high levels of radiation.
Tungsten is also used in the production of steel, as it is added to steel to increase its strength and durability. It is also used in the production of various alloys, including high-speed steel, which is used in the production of cutting tools. Tungsten is also used in the production of tungsten carbide, a hard and wear-resistant material that is used in the production of drill bits and other cutting tools.
In addition to its industrial uses, tungsten has also been used in the production of jewelry. Tungsten rings are popular due to their durability and resistance to scratching. Tungsten is also used in the production of sports equipment, such as golf clubs and tennis rackets, due to its ability to absorb vibrations and provide a more solid feel.
Tungsten is found naturally in the earth's crust and is typically mined from ore deposits. It is most commonly found in the form of tungsten oxide, which is then refined to produce tungsten metal. Tungsten is also produced through the reduction of tungsten hexachloride with hydrogen gas.
Overall, tungsten is an important chemical element that has a wide range of uses due to its unique properties. It is a dense, hard metal with a high melting point and is resistant to wear and scratching, making it an ideal material for a variety of industrial and consumer applications.
List of Electron Configurations of Elements
Current Opinion in Chemical Biology. Archived from the original on July 21, 2011. Atomic number, 74; atomic weight, 183. Reaction Kinetics, Mechanisms and Catalysis. Descriptive Inorganic Chemistry 6th ed. It will, however, react directly with fluorine F 2 at room temperature to form 6 , a colorless gas.
Element 74
In its com-pounds tungsten has a valence of 2 to 6; the compounds of higher valence are the most stable. The chemical element Carbon has an atomic mass of 12 amu. September 1783 "Análisis químico del volfram, y examen de un nuevo metal, que entra en su composición" Chemical analysis of wolframite, and examination of a new metal, which enters into its composition , Extractos de las Juntas Generales celebradas por la Real Sociedad Bascongada de los Amigos del País en la ciudad de Vitoria por setiembre de 1783, pp. Decomposition with alkaline reagents soda or caustic soda yields a solution of Na 2WO 4 that contains impurities. It is a refractory, heavy metal with a light gray color. Also, the real electron configuration of an atom may differ from the prediction because of relativistic effects, shielding, etc.
What element has the atomic number 74?
It was only in the second half of the 19th century that the effects of tungsten on the properties of steel were investigated. Spravochnik po redkim metallam. What is the average number of neutrons in an atom of tungsten? At elevated temperatures i. Bergman made previously unknown tungstic acid from a material now called scheelite. PDF from the original on 2013-05-13. British authorities acted in 1912 to free the Tungsten is unique amongst the elements in that it has been the subject of patent proceedings. What is the atomic number of tungsten 184? Sheet size: width up to 2000mm, no limit to length Note: small samples of several sizes are available for testing purpose Tungsten Mesh Applications: Chemical industries, acid production, scientific research labs and universities, filter, vacuum apparatus, hydrogen production, fire hazard security and heat shielding.
