QUESTION FOUR In the electrolytic cell shown here, an iron nail is being plated with copper. 1. 2. Iron Copper Battery nail bar CuSO, (aq) Which object, the iron nail or the copper bar, should be connected to the negative post of the battery? a. b. Show on the diagram above, the flow of electrons both entering and leaving the battery c. Write the equation for the half-reaction that occurs at the cathode of the electrolytic cel d. Write the equation for the half-reaction that occurs at the anode of the electrolytic cell. e. Describe the movement of all the different types of charges in the solution. f. Explain why a battery is needed to drive this reaction given the reduction potential values: Fe3+ (aq)/Fe(s) E° =-0.04 V Cu2"(aq/Cu(s) E°= 0.34 V Fe2+(aq)/Fe(s) E° =-0.41 V

QUESTION FOUR In the electrolytic cell shown here, an iron nail is being plated with copper. 1. 2. Iron Copper Battery nail bar CuSO, (aq) Which object, the iron nail or the copper bar, should be connected to the negative post of the battery? a. b. Show on the diagram above, the flow of electrons both entering and leaving the battery c. Write the equation for the half-reaction that occurs at the cathode of the electrolytic cel d. Write the equation for the half-reaction that occurs at the anode of the electrolytic cell. e. Describe the movement of all the different types of charges in the solution. f. Explain why a battery is needed to drive this reaction given the reduction potential values: Fe3+ (aq)/Fe(s) E° =-0.04 V Cu2"(aq/Cu(s) E°= 0.34 V Fe2+(aq)/Fe(s) E° =-0.41 V

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...

See similar textbooks

Similar questions

11. Draw the following galvanic (voltaic) cells (salt bridge design) and label the following: i) anode and cathode ii) oxidation and reduction half reaction iii) direction of electron, cation and anion movement iv) net reaction v) calculate the E' cell
A learner claims that iron and copper can be used to make a voltaic cell but not an electrolytic cell because a spontaneous reaction occurs between the two metals. What is the most appropriate response?
Select all the correct statements that applies in writing cell notation: a.The double line is written in the center to represent the salt bridge. b.A comma is used to separate the half-cell components present in different phases. c.It starts with the anode to the cathode. d.A vertical line is used to indicate a phase boundary in homogenous reactions. e.Oxidation is written on the right, reduction on the left.
Fill in the Blank
Question 24. Practice exam. Will post the answer, just need help with the concept so please explain. Thank you!
Question 10 HOw many electrodes does an electrochemical system normaly has?
E:19 The electrode potential of a metal is: a) The potential which exists at the interface between the metal and the electrolyte b) The potential between the anodic and cathodic areas of the metal c) The potential between two metals immersed completely in the same electrolyte d) The potential of a metal with respect to another metal, which is at a higher concentration
11
Please answer within 10 minutes
12. Consider the electrochemical cell depicted below. Voltmeter NacI Al (s) Cd(s) Al(NO;), (aq) Cd(NO,), (aq) a. Write an overall balanced chemical equation for the redox reaction taking place. b. What is oxidized what is reduced? CLEARLY label the following on the diagram of electrochemical cell above: i) the anode and the cathode ii) the direction electrons flow iii) the direction Na* flows through the salt bridge iv) the direction CH flows through the salt bridge c.
Select the True statement for Galvanic Cells: A. Electrons flow from the cathode to the anode. B. The mass of the anode increases over time. C. The salt bridge anions flow into the cathode compartment. D. The anode compartment has a negative sign. OD A OB OC
Associate the term with the definition: Anode, Cathode Battery, Battery Electrolyte, Salt bridge, Corrosion, Electrolysis, Voltmeter, Galvanic cell, Electrolytic cell, Oxidation, Reduction, Oxidizing agent, Reducing agent, Number oxidation a) One of the electrodes in an electrochemical cell and the site of the reduction half-reaction. b) Piece of glassware containing an inert salt used to connect two solutions of an electrochemical cell and neutralize the charge accumulated in these solutions during the passage of a current. c) Process by which energy is supplied in the form of a electric current so that a non-chemical reaction occurs spontaneous. d) Half-reaction where a substance accepts electrons and sees its oxidation number decrease. e) One of the electrodes in an electrochemical cell and the site of the oxidation half-reaction.