Post Utme Unilorin 2020 Chemistry Question 16

Practice objective / multiple choice question 16 from the 2020 Post Utme Unilorin Chemistry examination.

Post Utme Unilorin 2020 Chemistry Objective / Multiple Choice
Question 16 POST_UTME_UNILORIN • 2020 • CHEMISTRY • objective

The electrolysis of a solution of copper(II) sulfate u\sing a copper electrode results in the formation of copper metal and oxygen gas. Write a balanced equation for the reaction.

Answer Options

Correct Answer A. Cu^{2+} + 2e^{-} → Cu + O_{2}
B. Cu + 2e^{-} → Cu^{2+} + O_{2}
C. Cu^{2+} + 2e^{-} → Cu + H_{2}O
D. Cu + 2e^{-} → Cu^{2+} + H_{2}O
Correct Answer
A
Correct Option:
Cu^{2+} + 2e^{-} → Cu + O_{2}

About This Question

This is Post Utme Unilorin 2020 Chemistry Question 16. It is one of the objective questions from the 2020 Post Utme Unilorin Chemistry examination.

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