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2. A half-cell containing Ca and a solution of Ca²+ was combined with a half-cell containing Cu and a solution of Cu²+ to make a voltaic cell. Calcium is more easily oxidised than Copper. a) Which half-cell would form the cathode? b) Write the half-equations for the reactions in this cell, stating which is oxidation and which is reduction. c) Write the overall cell reaction.

2. A half-cell containing Ca and a solution of Ca²+ was combined with a half-cell containing Cu and a solution of Cu²+ to make a voltaic cell. Calcium is more easily oxidised than Copper. a) Which half-cell would form the cathode? b) Write the half-equations for the reactions in this cell, stating which is oxidation and which is reduction. c) Write the overall cell reaction.

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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2. A half-cell containing Ca and a solution of Ca²+ was combined with a half-cell containing Cu and a solution of Cu²+ to make a voltaic cell. Calcium is more easily oxidised than Copper. a) Which half-cell would form the cathode? b) Write the half-equations for the reactions in this cell, stating which is oxidation and which is reduction. c) Write the overall cell reaction.
Transcribed Image Text:2. A half-cell containing Ca and a solution of Ca²+ was combined with a half-cell containing Cu and a solution of Cu²+ to make a voltaic cell. Calcium is more easily oxidised than Copper. a) Which half-cell would form the cathode? b) Write the half-equations for the reactions in this cell, stating which is oxidation and which is reduction. c) Write the overall cell reaction.
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