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  1. Silicon - Wikipedia

    Silicon (/ ˈsɪl.ɪ.kən /, SILL-ih-kən) [14] 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 …

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

    Jan 15, 2026 · silicon (Si), a nonmetallic chemical element in the carbon family (Group 14 [IVa] of the periodic table). Silicon makes up 27.7 percent of Earth ’s crust; it is the second most abundant …

  3. 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.

  4. Silicon (Si) - Periodic Table

    Silicon is a chemical element of the periodic table with chemical symbol Si and atomic number 14 with an atomic weight of 28.084 u and is classed as metalloid and is part of group 14 (carbon group).

  5. Silicon (Si) - Periodic Table (Element Information & More)

    Sep 1, 2024 · Silicon in Periodic table Silicon element is in group 14 and period 3 of the Periodic table. Silicon is the p-block element and it belongs to carbon group.

  6. Silicon Facts - Science Notes and Projects

    May 28, 2015 · Silicon is the 14th element of the periodic table. These silicon facts contain chemical and physical data along with general information and history.

  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 powder …

  8. Periodic Table of Elements: Los Alamos National Laboratory

    Silicon makes up 25.7% of the earth's crust, by weight, and is the second most abundant element, being exceeded only by oxygen. Silicon is not found free in nature, but occurs chiefly as the oxide and as …

  9. Silicon (Si) Element Data - Properties, Uses, Facts - SchoolMyKids

    Silicon is a chemical element with symbol Si and atomic number 14. It is a tetravalent Metalloid, more reactive than germanium, the Metalloid directly below it in the table.

  10. What is Silicon? | Types, Definition, Structure, Function & Facts

    Jul 25, 2025 · Silicon is the second element in the fourteenth column of the periodic table. He is classified as a member of Metalloids. Silicon is the eighth most abundant element in the universe …