8.4 - Standard Electrode Potentials and Cell Potential
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Practice Questions
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What does E° represent in electrochemistry?
💡 Hint: Consider the reference point used in electrochemistry.
What is the standard reference electrode called?
💡 Hint: Think of the electrode assigned as having a potential of 0.00 V.
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Interactive Quizzes
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What is the standard electrode potential of the Standard Hydrogen Electrode?
💡 Hint: It acts as the baseline for measuring other electrodes.
True or False: A positive E°_cell indicates a non-spontaneous reaction.
💡 Hint: Think about what happens in spontaneous reactions.
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Challenge Problems
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Calculate the standard cell potential for a galvanic cell involving Ni²⁺/Ni (-0.25 V) and Ag⁺/Ag (+0.80 V). Determine if the reaction is spontaneous.
💡 Hint: Remember that spontaneous reactions have positive E°_cell.
Explain how you can determine which metal will undergo oxidation when looking at the table of standard electrode potentials.
💡 Hint: Think about the tendency of elements to lose electrons.
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