About 81,800 results
Open links in new tab
  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. 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 …

  6. The Scintillating Element Silicon - ChemTalk

    Silicon, atomic symbol Si, has an atomic number of 14, below carbon and to the right of aluminum. This element is in the metalloid family and has four valence electrons.

  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) - The Chemical Elements

    Apr 9, 2020 · Silicon is a chemical element with the atomic number 14 in the periodic table. With an abundance of 27.7% in Earth’s crust, it’s the second most abundant chemical element.

  9. Silicon: The Versatile Element Behind Tech, Industry, and Daily Life

    Explore the comprehensive guide on Silicon, the element with atomic number 14. Learn about its history, physical and chemical properties, its significant roles in technology, industry, healthcare, and …

  10. Silicon - Wikiwand

    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 …