Thursday, July 18, 2013

2SDS #7-13 pg.204

7. An alloy is a solid combination of atoms of two or more metals. 

8. I mainly use steel and gold, steel is used in most kitchenware and cars, and gold you can find in either jewelry like watches or rings.

9.Carbon

10. Fe3C which is steel, is used in most automobiles.

11. Elements that behave as semiconductors are located on the break between metals and nonmetals and metalloids. 


12. Phosphorus (P), arsenic (Ar), aluminum (Al).


13. The primary use of the products of semiconductor technology is the allowance for computers to process digital information. A few examples of that are also IPhones.

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