below Ba2+ + 2e --- Ba(s) E° = - 2.91 v Mg2+ + 2e --- Mg(s) E° = -2.38 v Fe2+ + 2e --- Fe(s) E° = -0.44 v 2 H+ + 2e --- H2(g) E° = 0.00 v Cu2+ + 2e --- Cu(s) E° = + 0.34 v l a) With these metals (in contact with their 1 M solutions) propose the cell that would develop the highest potential b) What would be the cathode in the battery proposed by you? c) From which of these electrodes do electrons leave to reach the other?
below Ba2+ + 2e --- Ba(s) E° = - 2.91 v Mg2+ + 2e --- Mg(s) E° = -2.38 v Fe2+ + 2e --- Fe(s) E° = -0.44 v 2 H+ + 2e --- H2(g) E° = 0.00 v Cu2+ + 2e --- Cu(s) E° = + 0.34 v l a) With these metals (in contact with their 1 M solutions) propose the cell that would develop the highest potential b) What would be the cathode in the battery proposed by you? c) From which of these electrodes do electrons leave to reach the other?
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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The values of the standard reduction potentials of different metals are given below
Ba2+ + 2e --- Ba(s) E° = - 2.91 v
Mg2+ + 2e --- Mg(s) E° = -2.38 v
Fe2+ + 2e --- Fe(s) E° = -0.44 v
2 H+ + 2e --- H2(g) E° = 0.00 v
Cu2+ + 2e --- Cu(s) E° = + 0.34 v l
a) With these metals (in contact with their 1 M solutions) propose the cell that would develop the highest potential
b) What would be the cathode in the battery proposed by you?
c) From which of these electrodes do electrons leave to reach the other?
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