Periodic Table of the Elements: Silicon

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Periodic Table of the Elements: Silicon
Atomic Number:14
Atomic Symbol:Si
 Siliconsilicon,
nonmetallic chemical element; symbol Si; at. no. 14; interval in which at. wt. ranges 28.084–28.086; m.p. 1,410&degC;; b.p. 2,355&degC;; sp. gr. 2.33 at 25&degC;; valence usually +4.
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Atomic Weight:[28.084; 28.086]
Electron Configuration:2 · 8 · 4