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  1. 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 lustre, and is a tetravalent non-metal (sometimes …

  2. Silicon | Element, Atom, Properties, Uses, & Facts | Britannica

    Oct 24, 2025 · 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 surpassed …

  3. Silicon - Uses, Side Effects, and More - WebMD

    Silicon is a naturally occurring mineral. It's the second-most abundant element on earth after oxygen. Food sources include water, fruits, and vegetables. Silicon supplements are …

  4. 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 …

  5. 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.

  6. What is Silicon? (with pictures) - AllTheScience

    May 21, 2024 · Silicon is an abundant nonmetallic element found throughout the universe. Along with its various compounds, it is used in a wide variety of industrial applications including metal …

  7. Silicon Facts, Symbol, Discovery, Properties, Common Uses

    Silicon (pronunciation SIL-ee-ken [2]), represented by the chemical symbol or formula Si [1], is a semiconductor [20] belonging to the carbon family [23]. It can be of two types, amorphous …

  8. Silicon (Si) - Definition, Preparation, Properties, Uses, Compounds ...

    Jan 21, 2025 · In its pure form, it appears as a shiny, grayish metal. Its ability to conduct electricity, particularly when impurities are added, is what makes Silicon so valuable in the …

  9. Silicon - Simple English Wikipedia, the free encyclopedia

    Its atomic number is 14 on the periodic table. Its symbol is Si. It is a hard, brittle crystalline solid. It is a tetravalent metalloid and semiconductor. It is a member of group 14 in the periodic table. …

  10. Silicon - Electronics, Solar Cells, Alloys | Britannica

    Oct 24, 2025 · Silicon’s atomic structure makes it an extremely important semiconductor (see crystal: Electric properties), and silicon is the most important semiconductor in the electronics …