MCQOPTIONS
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MCQOPTIONS
| 1. |
What is the cathodic and anodic reactions respectively of Cu-Ag system? |
| A. | Ag==>Ag<sup>+2</sup>+2e and Cu<sup>+2</sup>+2e==>Cu |
| B. | Cu==>Cu<sup>+2</sup>+2e and Ag==>Ag<sup>+2</sup>+2e |
| C. | 2Ag<sup>+1</sup>+2e==>2Ag and Cu==>Cu<sup>+2</sup>+2e |
| D. | 2Ag==>2Ag<sup>+1</sup>+2e and Cu<sup>+2</sup>+2e==>Cu |
| Answer» D. 2Ag==>2Ag<sup>+1</sup>+2e and Cu<sup>+2</sup>+2e==>Cu | |