Refer to the following table: OA B OOO O Half-reaction Ni2+ + 2e Ni Cd2+ + 2e Cd Cute Cu La³+ + 3e → La Fe³+ + e Fe²+ (A) La³+ + 3Cd3La + Cd³+ (B) 2La³+ + 3Cd → 2La + 3Cd²+ Ered (V) Hint: Find which is more likely to be oxidized. -0.23 -0.40 0.52 -2.37 A voltaic cell consists of a lanthanum (La) electrode in a 1.0 M La(NO3)3 solution and a cadmium (Cd) electrode in a 1.0 M CdSO4 solution. Which of the following equations represents the overall reaction that occurs in the cell? 0.77 (C) La³+ + 2Cd 3La + Cd²+ (D) 2La + 3Cd²+ → 2La³+ + 3Cd

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Chapter19: Electrochemistry
Section: Chapter Questions
Problem 19.66QP: Answer the following questions by referring to standard electrode potentials at 25C. a Will oxygen,...
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Refer to the following table:
оооо
ABCD
Half-reaction
Ni²+ + 2e
Cd2+ + 2e → Cd
→ Ni
Cute Cu
La³+ + 3e → La
Fe³+ + e Fe²+
(A) La³+ + 3Cd → 3La + Cd³+
(B) 2La³+ + 3Cd 2La + 3Cd²+
Hint: Find which is more likely to be oxidized.
Ered (V)
-0.23
-0.40
0.52
-2.37
A voltaic cell consists of a lanthanum (La) electrode in a 1.0 M La(NO3)3 solution and a cadmium (Cd)
electrode in a 1.0 M CdSO4 solution. Which of the following equations represents the overall
reaction that occurs in the cell?
0.77
(C) La³+ + 2Cd → 3La + Cd²+
(D) 2La + 3Cd2+ → 2La³+ + 3Cd
3+
Transcribed Image Text:Refer to the following table: оооо ABCD Half-reaction Ni²+ + 2e Cd2+ + 2e → Cd → Ni Cute Cu La³+ + 3e → La Fe³+ + e Fe²+ (A) La³+ + 3Cd → 3La + Cd³+ (B) 2La³+ + 3Cd 2La + 3Cd²+ Hint: Find which is more likely to be oxidized. Ered (V) -0.23 -0.40 0.52 -2.37 A voltaic cell consists of a lanthanum (La) electrode in a 1.0 M La(NO3)3 solution and a cadmium (Cd) electrode in a 1.0 M CdSO4 solution. Which of the following equations represents the overall reaction that occurs in the cell? 0.77 (C) La³+ + 2Cd → 3La + Cd²+ (D) 2La + 3Cd2+ → 2La³+ + 3Cd 3+
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