Silicon: Difference between revisions
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imported>David Yamakuchi m (New page: {{subpages}} {{Basic elemental info}}) |
imported>Milton Beychok (Replaced infobox and a few copy edits.) |
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{{ | {{Elem_Infobox | ||
|elName=Silicon | |||
|eltrnCfg=1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup>3p<sup>2</sup> | |||
|no1= | |||
|no2= | |||
|no3= | |||
|no4= | |||
|properties=In crystalline form, grayish metallic luster. Relatively inert chemically. | |||
|compounds= | |||
|uses=Concrete, glass, refractories, ceramics, semiconductors. | |||
|hazard= | |||
}} | |||
'''Silicon''' is a [[Chemical elements|chemical element]], having the [[chemical symbol]] Si. Its [[atomic number]] (the number of [[proton]]s) is 14. It has a [[Atomic mass#Standard atomic weights of the elements|standard atomic weight]] of 28.0855 g•mol<sup> −1</sup>, and is typically found as a [[solid]]. | |||
Silicon is considered a member of the "Metalloid" class of element. At a [[pressure]] of 101.325 k[[Pascal (unit)|Pa]], it has a [[boiling point]] 3,265 °[[Celsius (unit)|C]], and a [[melting point]] of 1,414 °C. | |||
Revision as of 00:18, 18 April 2011
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Silicon is a chemical element, having the chemical symbol Si. Its atomic number (the number of protons) is 14. It has a standard atomic weight of 28.0855 g•mol −1, and is typically found as a solid.
Silicon is considered a member of the "Metalloid" class of element. At a pressure of 101.325 kPa, it has a boiling point 3,265 °C, and a melting point of 1,414 °C.