Los Angeles Trade Technical College » Chemistry » Chem 102 - General Chemistry II » Summer 2021

Question #1

Which below is an accurate statement about the voltaic cell?

A. Voltaic cell is composed of two half-cells

B. Voltaic cell utilizes a spontaneous reaction to generate an electron and contains both electrodes and terminals

C. Voltaic cell utilizes a spontaneous reaction to generate an electron

D. Voltaic cell is composed of two half-cells, utilizes a spontaneous reaction to generate an electron, and contains both electrodes and terminals

Question #2

In a voltaic cell, what is the purpose of the Salt Bridge?

A. Physically separates the two half-cells

B. Physically separates the two half-cells and balances the charge in the voltaic cell

C. Provides a medium for oxidation to occur

D. none of the above

Question #3

What is the Salt Bridge composed of?

A. oxide

B. A salty gel

Question #4

The sum of the two half-reactions is the net reaction that occurs in the voltaic cell. What is the net reaction called?

A. voltaic reaction

B. Cell Reaction

Question #5

Which terminal does the oxidation reaction occur in?

A. Both the anode and the cathode

B. Anode

C. Cathode

D. None of the above

Question #6

In the following reaction, which species is being reduced? MnO4–1 + I–1 --> MnO2 + IO3–1

A. MnO2 is reduced

B. MnO4 is reduced

C. IO3 is reduced