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This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
1. |
What is a reducing agent of the reaction Cu+2 + Zn → Cu + Zn+2? |
A. | copper |
B. | zinc |
C. | hydrogen |
D. | oxygen |
Answer» C. hydrogen | |
2. |
In this reaction Cu+2 + Zn → Cu + Zn+2, what is an oxidising agent? |
A. | copper |
B. | zinc |
C. | hydrogen |
D. | oxygen |
Answer» B. zinc | |
3. |
What is the oxidation half reaction of Cu+2 + Zn → Cu + Zn+2? |
A. | Zn → Zn+2 |
B. | Cu+2 → Cu |
C. | Cu+2 → Zn+2 |
D. | Zn → Cu |
Answer» B. Cu+2 → Cu | |