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19 Cards in this Set
- Front
- Back
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ampere |
rate of flow of electric current |
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anode |
electrode at which oxidation occurs |
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cathode |
electrode at which reduction occurs
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coulomb |
(C) a unit of quantity of electricity
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electrodes |
anodes or cathodes in an electrochemical cell
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electrolysis |
passage of a direct electric current through a liquid containing ions, producing chemical changes at the electrodes
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electrolytic cell |
a cell in which the flow of electrical energy from an external source causes a redox reaction to occur
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Faraday constant |
the constant that gives the number of coulombs equivalent to one mole of electrons
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half-cell |
half of an electrochemical cell, where oxidation or reduction occurs
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half-equations |
equations written to describe half-reactions of oxidation or reduction
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oxidation |
half reaction with an increase in oxidation number |
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oxidizing agent |
gains an electron in a redox reaction |
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reducing agent |
loses an electron in a redox reaction |
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reduction |
half reaction with a decrease in oxidation number |
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salt bridge |
a U-tube containing a salt solution; bridges the gap between two halves of a voltaic cell
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standard oxidation voltage (Eºox) |
voltage associated with an oxidation half reaction when there are standard conditions
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standard potential (Eº) |
identical with the standard reduction voltage
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standard reduction voltage (Eºred) |
voltage
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voltaic (galvanic) cell |
voltage associated with a reduction half reaction when there are standard conditions |
