Selenium

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by SIDESALAD04
Last updated 5 years ago

Discipline:
Science
Subject:
Chemical Elements

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Selenium

Symbol: SeGroup Name: OxygenGroup #: 16Valence e-: 6Atomic #: 34Atomic Mass: 78.96Cost: $61 per 100 gramsClassification: MetalloidBoiling Point: 685ºCFreezing Point: 220ºCColor: Metallic-GrayState: solidDensity: 4.79 g/cm3Characterisitics: Toxic, Radioactive, and SemiconductorCompounds: SeS2 and Se[Sc(S)N(C2H5)2]4

1) "Selenium." Chemicool Periodic Table. Chemicool.com. 09 Oct. 2012. Web. 4/22/20152) Newton, David E. Chemical Elements. Farmington Hills: Gale Group, 1999. Print. 3) Bentor, Yinon. Chemical Element.com - Selenium. Apr. 22, 2015 .

1. Glass making2. Electronic Devices3. Used in Colors

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Selenium

Trey Miller

8-6

Found: Japan, U.S.A, Canada, Belgium, and GermanyDiscover: Jons Jakob BerzeliusHow Obtained: by-product from other industrial processesMeaning of Name: Greek word for moon, Selene

1. Associated with Tellurium2. Selenium is in the Brazil Nut3. Many compoundsare toxic

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