Silicon
Essay by 24 • September 11, 2010 • 274 Words (2 Pages) • 1,465 Views
Essay Preview: Silicon
Silicon
My element's name is silicon. I choose silicon because the name sounded interesting and I wanted to learn more things about it. After doing my research I learned that silicon is kind of like a rock it is hard shiny. I learned that this element is the second most abundant element, and that it is used to make glass and it is also known as a semiconductor
Name: Silicon
Symbol: Si
Atomic Number: 14
Atomic Mass: 28.0855 amu
Melting Point: 1410.0 oC (1683.15 oK, 2570.0 oF)
Boiling Point: 2355.0 oC (2628.15 oK, 4271.0 oF)
Number of Protons/Electrons: 14
Number of Neutrons: 14
Classification: metalloids
Crystal Structure: Cubic
Density @ 293 K: 2.329 g/cm3
Color: gray
Date of Discovery: 1823
Discoverer: Jons Berzelius
Name Origin: From the Latin word silex (flint)
Uses: glass, semiconductors
Obtained From: Second most abundant element. Found in clay, granite, quartz, sand
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