Harris Chapter 14 Review 2 | Baamboozle - Baamboozle

English 7 Public

Electrochemistry

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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

(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 _______.

anode, oxidation

cathode, oxidation

anode, reduction

cathode, reduction

How many faradays are required to reduce 1.00 g (27 g/ Al mole = 0.037 mole)of aluminum(III) to the aluminum metal?

3.00

0.250

1.50

0.111

Which of the following is the strongest oxidizing aggen

Cu2+

Ag+

Pb2+

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

Reduction occurs at the zinc electrode as the cell operate

The mass of the zinc electrode decreases as the cell operate

The zinc electrode is the anode.

(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