Silicon (atomic number 14, symbol Si) is a metalloid and a chemical element which is solid at room temperature. It was isolated in 1824 by the Swedish chemist Jons Berzelius who also identified elements such as cerium, thorium, and selenium. Silicon is one of the most abundant elements in the universe, together with helium, hydrogen, carbon, nitrogen, neon, and oxygen. It is one of the most abundant elements in the earth's crust as well, along with calcium, iron, aluminum, and oxygen.
Properties and Occurrence
This is a brittle, electropositive element with a boiling point of 3265 C (5909 F). Silicon has...Read More