MCQOPTIONS
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| 1. |
Substance X reacts with dilute HCI violently, V reacts slowly while Z does not react at all. X, Y and Z could be respectively |
| A. | Cu, Al, Fe |
| B. | Al, Na, Cu |
| C. | Na, Cu, Fe |
| D. | K, Al, Cu |
| Answer» E. | |