A voltaic cell is constructed with a Cr/Cr3+ half-cell (E° = -0.73 V) and a Ni/Ni2+ half-cell (E° = -0.23 V).a. Write balanced half-reactions and the overall spontaneous reaction.b. Diagram the cell. Be a specific as possible including labeling electrodes with their charges and names (anode and cathode), showing the direction of electron flow in the circuit and showing the direction of cation and anion flow in the salt bridge. 3. A voltaic cell is constructed with a Cr/Cr³+ half-cell (E° = -0.73 V) and a Ni/Ni²+ half-cell(E° = -0.23 V).a. Write balanced half-reactions and the overall spontaneous reaction.b. Diagram the cell. Be a specific as possible including labeling electrodes with theircharges and names (anode and cathode), showing the direction of electron flow inthe circuit and showing the direction of cation and anion flow in the salt bridge.

The question is based on the concept of electrochemistry.A galvanic cell is an electrochemical cell…

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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

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A voltaic cell is constructed with a Cr/Cr3+ half-cell (E° = -0.73 V) and a Ni/Ni2+ half-cell
(E° = -0.23 V).
a. Write balanced half-reactions and the overall spontaneous reaction.
b. Diagram the cell. Be a specific as possible including labeling electrodes with their
charges and names (anode and cathode), showing the direction of electron flow in
the circuit and showing the direction of cation and anion flow in the salt bridge.

3. A voltaic cell is constructed with a Cr/Cr³+ half-cell (E° = -0.73 V) and a Ni/Ni²+ half-cell
(E° = -0.23 V).
a. Write balanced half-reactions and the overall spontaneous reaction.
b. Diagram the cell. Be a specific as possible including labeling electrodes with their
charges and names (anode and cathode), showing the direction of electron flow in
the circuit and showing the direction of cation and anion flow in the salt bridge.

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C. Calculate the cell potential for the overall reaction.

D. Calculate the Gibbs free energy for the overall reaction.

E. Write the standard cell notation for the overall reaction.

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