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  1. Nov 26, 2022 · The meaning of SILICON is a tetravalent nonmetallic element that occurs combined as the most abundant element next to oxygen in the earth's crust and is used especially in ferrosilicon for steelmaking, in other alloys, and in semiconductors.

  2. Apr 27, 2018 · Silicon is the seventh-most abundant element in the universe and the second-most abundant element on the planet, after oxygen, according to the Royal Society of Chemistry. About 25 percent of the...

  3. Dec 30, 2022 · Read a brief summary of this topic. silicone, also called polysiloxane, any of a diverse class of fluids, resins, or elastomers based on polymerized siloxanes, substances whose molecules consist of chains made of alternating silicon and oxygen atoms. Their chemical inertness, resistance to water and oxidation, and stability at both high and low temperatures have led to a wide range of commercial applications, from lubricating greases to electrical-wire insulation and biomedical implants ...

  4. Chemical element, Silicon, information from authoritative sources. Look up properties, history, uses, and more. National Institutes of Health. National Library of Medicine. National Center for Biotechnology Information. PubChem. About. Posts. Submit. Contact. Search PubChem. Apologies, we are having some trouble retrieving data from our servers

  5. Jul 1, 2018 · Silicon is a metalloid, which means it has properties of both metals and nonmetals. Like other metalloids, silicon has different forms or allotropes. Amorphous silicon is usually seen as a gray powder, while crystalline silicon is a gray solid with a shiny, metallic appearance.

  6. › wiki › SiliconeSilicone - Wikipedia

    Silicon is a chemical element, a hard dark-grey semiconducting metalloid, which in its crystalline form is used to make integrated circuits ("electronic chips") and solar cells. Silicones are compounds that contain silicon, carbon, hydrogen, oxygen, and perhaps other kinds of atoms as well, and have many very different physical and chemical properties.

  7. 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 sometimes used as...

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