14
Silicon
Atomic Number14
Atomic Mass28.086 u
CategoryMetalloid
State at Room TempSolid
Year Discovered1824
About Silicon
The second most abundant element in Earths crust after oxygen. The foundation of the entire electronics industry. Silicon Valley is named after it. Silicon chips contain billions of transistors. Silica is the main component of sand, glass, and quartz. Silicone polymers are used in everything from cookware to medical implants.
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