Periodic Table Families
About this set
Created by:
aspychal on January 13, 2010
Subjects:
Classes:
Mrs. Lyttle's Integrated Science, The awesome people study group, A and C Period Chemistry, General Chemistry, Best Science EVER
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14 terms
Terms | Definitions |
|---|---|
 alkali metals | the highly reactive elements that are the first group on the periodic table |
| element | a substance composed of one type of atom |
| reactive | taking part in a chemical reaction |
| valence electrons | the elements in an atom's outermost electron shell that dictate how the element interacts |
| alkaline earth metals | the reactive metals that make up group 2 on the periodic table |
| compound | a substance made up of two or more elements |
| mineral | a pure, solid substance that occurs in nature |
| alloy | a mixture of two metals |
| metal | a shiny, hard substance that is usually a good conductor of heat and electricity |
| conductor | a substance that allows heat, electricity, or sound to pass through it |
| metalloid | an element that has some properties of metals and some properties of nonmetals |
| semiconductor | an element that is an insulator at room temperature but as a conductor at a higher temperature |
| corrosion | something, usually a metal, is slowly destroyed by chemical action |
| electropositive | having the tendency to release valence electrons to other elements |
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