Objective: Determine the flow of electrons in a battery (voltaic cell) Identify the anode and cathode in a voltaic cell Voltaic Cells (batteries) Directions: In each of the following, determine which element oxidized easier on table J (higher up on table J). Then label the anode, cathode, direction of e- flow, (remember electrons flow from high to low), which electrode increases and decreases in mass and then write the half reactions in the spaces provided. Voltmeter Voltaic Cell Switch Wire Wire- Voltmeter Wire Salt Salt bridge -Ag(s) electrode Cu(s) electrode- Al(s) electrode bridge Ni(s) electrode Cu2 (aq) Ag+(aq) AI(NO),(aq) Ni(NO),(aq) Cu(s) + 2Ag-(aq) Cu2 (aq) + 2Ag(s) 2A[(s) + 3Nf*(aq) → 2A*(aq) + 3Ni(s) 1. 2. oX: oX: red: red: Voltaic Cell V Wire Switch Voltmeter Voltmeter Wire Salt Mg(s) electrode Cu(s) electrode Salt bridge bridge Ag(s) Ni(s) Mg2 (aq) Cu2+(aq) Ag*(aq) Ni?"(aq) Mg(s) + Cu2+(aq) → Mg2+(aq) + Cu(s) 3. 4. OX: ox: red: red:

Objective: Determine the flow of electrons in a battery (voltaic cell) Identify the anode and cathode in a voltaic cell Voltaic Cells (batteries) Directions: In each of the following, determine which element oxidized easier on table J (higher up on table J). Then label the anode, cathode, direction of e- flow, (remember electrons flow from high to low), which electrode increases and decreases in mass and then write the half reactions in the spaces provided. Voltmeter Voltaic Cell Switch Wire Wire- Voltmeter Wire Salt Salt bridge -Ag(s) electrode Cu(s) electrode- Al(s) electrode bridge Ni(s) electrode Cu2 (aq) Ag+(aq) AI(NO),(aq) Ni(NO),(aq) Cu(s) + 2Ag-(aq) Cu2 (aq) + 2Ag(s) 2A[(s) + 3Nf(aq) → 2A(aq) + 3Ni(s) 1. 2. oX: oX: red: red: Voltaic Cell V Wire Switch Voltmeter Voltmeter Wire Salt Mg(s) electrode Cu(s) electrode Salt bridge bridge Ag(s) Ni(s) Mg2 (aq) Cu2+(aq) Ag*(aq) Ni?"(aq) Mg(s) + Cu2+(aq) → Mg2+(aq) + Cu(s) 3. 4. OX: ox: red: red:

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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What purpose does the salt bridge serve in a voltaic cell, andhow does it accomplish this purpose?
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Fill in the Blank
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