Is Silicon an Element?


Quick Answer

Silicon is the 14th element on the periodic table. It has an atomic weight of 28.0855 and has the symbol Si. Silicon appears as a brown powder in its amorphous state and in a gray metallic crystalline form.

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Full Answer

The name silicon comes from the Latin terms "silex" and "silicis," meaning flint. Sir Humphrey Davy had proposed this name in 1808, thinking that the element was a metal.

Silicon is an abundant element, the eighth most common throughout the universe. The Earth's crust is comprised of 90 percent silicon-based compound minerals, such as silicon dioxide, making the element the second most common.

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