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  1. Silicon - Wikipedia

    Silicon is the eighth most common element in the universe by mass, but very rarely occurs in its pure form in the Earth's crust. It is widely distributed throughout space in cosmic dusts, planetoids, and …

  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 only by …

  3. 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 atomic …

  4. 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.

  5. The Silicon Age - Encyclopedia of the Environment

    Jul 15, 2025 · Silicon is a discreet chemical element, but it is omnipresent and essential to our daily lives. Found in the Earth’s crust in the form of silica or silicates, it is a component of rocks, sand and …

  6. Silicon - GeeksforGeeks

    Jul 23, 2025 · Silicon is a chemical element with the symbol Si and an atomic number of 14. It is hard, brittle, and crystalline, with a metallic blue-grey lustre. It is a member of the carbon group in the …

  7. 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 …

  8. Silicon | Si (Element) - PubChem

    Chemical element, Silicon, information from authoritative sources. Look up properties, history, uses, and more.

  9. Silicon – expert written, user friendly element information

    Silicon is the eighth most abundant element in the Universe; it is made in stars with a mass of eight or more Earth suns. Near the end of their lives these stars enter the carbon burning phase, adding …

  10. 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 …