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Harris Chapter 14 Review 2

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  • T/FThe standard potential for a redox reaction is defined for a galvanic cell in which all activities are unity
    True
    False
  • 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 zinc electrode is the anode.
    Reduction occurs at the zinc electrode as the cell operate
    The concentration of Ag+ will decrease as the cell operates
    The mass of the zinc electrode decreases as the cell operate
  • (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
  • 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 _______.
    anode, oxidation
    anode, reduction
    cathode, reduction
    cathode, oxidation
  • 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
  • Which of the following is the strongest oxidizing aggen
    Ag+
    Pb2+
    Cu2+
    I2
  • (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