Galvanic Cells

Which is the strongest oxidizing agent?

• Cl₂

• Ag

• Zn²⁺

• Zn

Which is the strongest reducing agent?

• Cl₂

• Ag

• Zn²⁺

• Zn

Which is the most likely to be oxidized?

• Cl-

• Ag

• Mn

• Zn

Which is the most likely to be reduced?

• Br₂

• Cu²⁺

• H⁺

• Zn²⁺

Identify the species being reduced: Cd(s) │ Cd2+ (1 M) ││ Cu2+ (1 M) │ Cu(s)

• Cd

• Cd²⁺

• Cu

• Cu²⁺

Identify the species at the anode: Cd(s) │ Cd2+ (1 M) ││ Cu2+ (1 M) │ Cu(s)

• Cd/Cd²⁺

• Cu²⁺/Cu

Calculate E°cell for the following: Cd(s) │ Cd2+ (1 M) ││ Cu2+ (1 M) │ Cu(s)

• 0.74 V

• -0.74 V

• -0.06 V

• 0.06

Calculate E°cell for the following: Cd(s) │ Cd2+ (1 M) ││ Zn2+ (1 M) │ Zn(s)

• 1.16 V

• -1.16 V

• 0.36 V

• -0.36 V

If you want to make a galvanic cell with bromine and zinc, which process will occur at the cathode?

• Zn²⁺ forms Zn

• Zn forms Zn²⁺

• Br₂ forms Br-

• Br- forms Br₂

If you want to make a galvanic cell with silver and copper, which process will occur at the anode?

• Ag+ forms Ag

• Ag forms Ag+

• Cu²⁺ forms Cu

• Cu forms Cu²⁺