SILICON

Silicon

Silicon, a tetravalent metalloid, is a chemical element with the symbol Si and atomic number 14. It is less reactive than its chemical analog carbon, the nonmetal directly above it in the periodic table, but more reactive than germanium, the metalloid directly below it in the table. Controversy about silicon's character dates to its discovery; it was first prepared and characterized in pure form in 1823. In 1808, it was given the name silicium, with an -ium word-ending to suggest a metal, a name which the element retains in several non-English languages. However, its final English name, first suggested in 1817, reflects the more ...

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silicon

Noun

  1. A nonmetallic element (symbol Si) with an atomic number of 14 and atomic weight of 28.0855.


The above text is a snippet from Wiktionary: silicon
and as such is available under the Creative Commons Attribution/Share-Alike License.

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