MCQOPTIONS
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MCQOPTIONS
| 1. |
What is the change in atomic number and atomic mass due to emission of an alpha particle? |
| A. | Atomic number increases by 1 and atomic mass remains unchanged |
| B. | Atomic number decreased by 1 and atomic mass unchanged |
| C. | 1 decrease in atomic number and 4 increase in atomic mass |
| D. | 2 in atomic number and decrease in atomic mass by 4 |
| Answer» E. | |