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11 Cards in this Set
- Front
- Back
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Peridic table
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organization scheme for elements
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groups/families
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vertical columns of the periodic table (properties change regularly)
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Metals- def
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an element that is a good electrical conductor and a good heat conductor
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Kinds fo Metals
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malleable (can be hammered ot molded)
ductie: drawn into a fine wire tensile strength: ability to resist breaking when pulled Most have a luster Mercury: liquid Alkalis: soft |
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Nonmetals
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element that is a poor conductor of heat and electricity
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Metalloids
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element that has some characteristics of metals and some characterisitics of nonmentals.
All solid at room temp., less malleable than metals, but less brittle than nonmetals. Semiconductors of electricity 1 2, 2, 1 from silicon then lst is one over |
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Noble Gases
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generally unreactive
Group 18 |
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Group 1 Alkaline Metals
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extremely reactive, one electron in the outer ring
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Group2 :alkaline
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earth metals
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Lanthanoid
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the first rown on botom
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Actinide
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second row on bottom
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