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Chromium

Chromium. By: McCarley. http://www.webelements.com. Physical Properties. Steel-Gray, Lustrous, Hard Metal with a high polish High Melting Point, Solid Good conductor of Thermal and Electrical Energy Compounds are toxic. Crystalline Structure. Chromium’s Crystalline Structure.

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Chromium

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  1. Chromium By: McCarley http://www.webelements.com

  2. Physical Properties • Steel-Gray, Lustrous, Hard Metal with a high polish • High Melting Point, Solid • Good conductor of Thermal and Electrical Energy • Compounds are toxic

  3. Crystalline Structure Chromium’s Crystalline Structure

  4. Symbol ect. • 24 Protons, 24 Electrons, 28 Neutrons • Atomic Number: 24 • Atomic Mass: 52 AMU

  5. Block Period & Group…… Chromium is in Period #4 Chromium is in Group #6 Chromium is in Block d

  6. Chromium Uses………… • Chromium is used to harden steel, manufacture stainless steel, and form many useful alloys.

  7. More uses for chromium Chromium is also used to give glass its Emerald Green color.

  8. Where is it found??? • Chromium is found naturally in rocks, soil, plants, animals, and even humans. • Chromium can be found the following common food sources: beef, brewer’s yeast, brown rice, cheese, turkey, fish and whole grains. It is found in other foods including: Chicken, corn, potatoes, eggs, and green beans. • It can also be found in the following plants and herbs: catnip, horsetail, oat straw, red clover, and sarsaparilla.

  9. Chemical Properties Reactions! • Chromium does not react with oxygen or water at room temperature. • Chromium react directly with Fluorine. Oxidation States and Reactivity The most common Oxidation States of Chromium are +2, +3, and +6, with +3 being the most stable.

  10. Video! (and random facts) • The word Chromium originates from the Greek word chroma meaning color. • YouTube - Chromium - Periodic Table of Videos

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