group 16

group 16 - Representative Elements • Selenium conducts...

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Group 16, the Oxygen Group
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Group 16—The Oxygen Family The first two members of Group 16, oxygen and sulfur, are essential for life. Representative Elements The heavier members of the group, tellurium and polonium, are both metalloids.
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Group 16—The Oxygen Family Ozone, a less common form of oxygen, is formed in the upper atmosphere through the action of electricity during thunderstorms. Representative Elements The presence of ozone is important because it shields living organisms from some harmful radiation from the Sun.
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Group 16—The Oxygen Family Sulfur is a solid, yellow nonmetal. Representative Elements Large amounts of sulfur are used to manufacture sulfuric acid, one of the most commonly used chemicals in the world. Sulfuric acid is a combination of sulfur, hydrogen, and oxygen. It is used in the manufacture of paints, fertilizers, detergents, synthetic fibers, and rubber.
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Group 16—The Oxygen Family
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Unformatted text preview: Representative Elements • Selenium conducts electricity when exposed to light, so it is used in solar cells, light meters, and photographic materials. Group 16—The Oxygen Family Representative Elements • Its most important use is as the light-sensitive component in photocopy machines. • Traces of selenium are also necessary for good health. Group 16—The Oxygen Family • About 20 percent of Earth’s atmosphere is the oxygen you breathe. Representative Elements • Oxygen also is required for combustion to occur. • Oxygen is abundant in Earth’s rocks and minerals because it readily combines with other elements. This powerpoint was kindly donated to www.worldofteaching.com http://www.worldofteaching.com is home to over a thousand powerpoints submitted by teachers. This is a completely free site and requires no registration. Please visit and I hope it will help in your teaching....
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This note was uploaded on 11/09/2011 for the course CHEM 201 taught by Professor Peterson during the Fall '11 term at BYU.

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group 16 - Representative Elements • Selenium conducts...

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