Silicon - Wikipedia
Silicon is a chemical element; it has symbol Si and atomic number 14. It is a hard, brittle crystalline solid with a blue-grey metallic luster, and is a tetravalent metalloid and …
The Properties and Uses of Silicon Metal - ThoughtCo
2019年8月15日 · Silicon metal is a grey and lustrous semi-conductive metal that is used to manufacture steel, solar cells, and microchips. Silicon is the second most abundant element in …
Silicon | Element, Atom, Properties, Uses, & Facts | Britannica
2024年10月30日 · Silicon, a nonmetallic chemical element in the carbon family that makes up 27.7 percent of Earth’s crust; it is the second most abundant element in the crust, being …
Silicon - Element information, properties and uses | Periodic Table
Element Silicon (Si), Group 14, Atomic Number 14, p-block, Mass 28.085. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
Chemistry of Silicon (Z=14) - Chemistry LibreTexts
2023年6月30日 · Silicon is a crystalline semi-metal or metalloid. One of its forms is shiny, grey, and very brittle (it will shatter when struck with a hammer). It is a group 14 element in the …
Silicon | History, Uses, Facts, Physical & Chemical Characteristics
Silicon is a brittle and hard crystalline solid. It has blue-grey metallic lustre. Silicon, in comparison with neighbouring elements in the periodic table, is unreactive. The symbol for silicon is Si with …
Silicon | Si (Element) - PubChem
Silicon is a chemical element with symbol Si and atomic number 14. Classified as a metalloid, Silicon is a solid at room temperature. J.C. Slater, J Chem Phys, 1964, 41 (10), 3199-3205. …
Silicon (Si) - The Chemical Elements
2020年4月9日 · With the periodic table symbol Si, atomic number 14, atomic mass of 28.0855 g.mol-1, and electron configuration [Ne] 3s23p2, silicon is a brittle, hard, solid non-metallic …
Silicon – expert written, user friendly element information
Silicon is a hard, relatively inert metalloid and in crystalline form is very brittle with a marked metallic luster. Silicon occurs mainly in nature as the oxide and as silicates. The solid form of …
Silicon Facts (Atomic Number 14 or Si) - ThoughtCo
2019年7月3日 · Silicon is a metalloid element with atomic number 14 and element symbol Si. In pure form, it is a brittle, hard solid with a blue-gray metallic luster. It is best known for its …