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Harris Chapter 14 Review 2

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  • Which of the following is the strongest oxidizing aggen
    Pb2+
    Cu2+
    I2
    Ag+
  • (T/F)The formal potential is the reduction potential that applies under a specific set of conditions (including pH, ionic strength, and concentration of complexing agents
    True
    False
  • In an electrolytic cell the electrode at which the electrons enter the solution is called the ______ ; the chemical change that occurs at this electrode is called _______.
    cathode, oxidation
    anode, reduction
    anode, oxidation
    cathode, reduction
  • For a voltaic (or galvanic) cell using Ag,Ag+ (1.0 M) and Zn,Zn2+ (1.0 M) half-cells, which of the following statements is incorrect?
    The concentration of Ag+ will decrease as the cell operates
    The zinc electrode is the anode.
    Reduction occurs at the zinc electrode as the cell operate
    The mass of the zinc electrode decreases as the cell operate
  • How many faradays are required to reduce 1.00 g (27 g/ Al mole = 0.037 mole)of aluminum(III) to the aluminum metal?
    1.50
    0.111
    3.00
    0.250
  • T/FThe standard potential for a redox reaction is defined for a galvanic cell in which all activities are unity
    False
    True
  • (True False) A Salt bridge is used to complete the electrical circuit of a galvanic cell. The cations move from anode to cathode, anions move from cathode to anode.
    False
    True