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18 Cards in this Set
- Front
- Back
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chemical bond
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force that holds two atoms together
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Cation
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positively charged ion
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anion
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negative ion
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ionic bond
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electrostatic force that holds oppositely charged particles together in an ionic compound
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electrolyte
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coumpound whose aquwous solution conducts an electric current
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lattice energy
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energy required to separate one mole of the ions of an ionic compound
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formula unit
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simplest ratio of the ions represented in an ionic compound
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monatomic ion
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a one-atom ion
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oxidation number
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charge of a monatomic ion
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polyatomic ion
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ions made up of more than one atom
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oxyanion
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a polyatomic ion composed of an element, usually a nonmetal, bonded to one or more oxygen atoms
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electron sea model
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proposes that all the metal atoms in a metallic solid contrubute their valance electrons to for a sea of electrons
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delocalized electrons
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electrons involved metalic bonding that are free to move easily from one atom to the next throughout the metal nand are not attached to a particular atom.
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metallic bond
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the attraction of a metallic cation for delocalized electrons
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alloy
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mixture of elements that has metallic properties
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endothermic
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when energy is absorbed
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exothermic
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when energy is released
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Malleable
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can be hammered into sheets
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