Neco 2018 Chemistry Question 40

Practice objective / multiple choice question 40 from the 2018 Neco Chemistry examination.

Neco 2018 Chemistry Objective / Multiple Choice Medium Difficulty
Question 40 NECO • 2018 • CHEMISTRY • objective

A galvanic cell is constructed with a zinc electrode immersed in a 0.010\,M \(\ce{ZnSO4}\) solution and a copper electrode immersed in a 0.10\,M \(\ce{CuSO4}\) solution. Standard reduction potentials are \(E^\circ_{\ce{Zn^{2+}/Zn}} = -0.76\ \text{V}\) and \(E^\circ_{\ce{Cu^{2+}/Cu}} = +0.34\ \text{V}\). (a) Identify the anode and cathode. (b) Calculate the cell potential at 25\,°C using the Nernst equation.

Answer Options

Correct Answer A. Anode: Zn electrode; cell potential = 1.13 V.
B. Anode: Zn electrode; cell potential = 0.58 V.
C. Anode: Cu electrode; cell potential = 1.13 V.
D. Anode: Zn electrode; cell potential = -1.13 V.
Correct Answer
A
Correct Option:
Anode: Zn electrode; cell potential = 1.13 V.

About This Question

This is Neco 2018 Chemistry Question 40. It is one of the objective questions from the 2018 Neco Chemistry examination.

Difficulty level: Medium .

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