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| Dots surrounding an elements symbol that represent the valence electrons of an atom. |
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| Located on the right side of the periodic table after the stair step line. |
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| Group seven on the periodic table, often referred to as the salts |
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| Electrons on the outermost shell. |
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| Elements in column that runs up and down. Have the same number of valence electrons and similar physical and chemical properties. Mass number and atomic number increase as you move downward. |
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| Group 8 on the periodic table, these elements are unlikely to react due to their complete outer shell. |
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| Group one on the periodic table. Highly reactive. |
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| The stair step line that separates metals and nonmetals. An element that has both metallic and nonmetallic properties. |
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| Elements in a row that runs left to right. As a result the atomic number increases by one. |
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| Elements found in the earth, group two extends to make up the middle of the periodic table |
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