MCQOPTIONS
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MCQOPTIONS
| 1. |
What is the symbol for the nucleus remaining after \[_{20}C{{a}^{42}}\] undergoes \[\beta \]-emission [MNR 1987; UPSEAT 2000, 02] |
| A. | \[_{21}C{{a}^{42}}\] |
| B. | \[_{20}S{{c}^{42}}\] |
| C. | \[_{21}S{{c}^{42}}\] |
| D. | \[_{21}S{{c}^{41}}\] |
| Answer» D. \[_{21}S{{c}^{41}}\] | |