MCQOPTIONS
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| 1. |
An atom has 2 electrons in \[K\] shell, 8 electrons in \[L\] shell and 6 electrons in \[M\] shell. The number of \[s\]-electrons present in that element is [CPMT 1989] |
| A. | 6 |
| B. | 5 |
| C. | 7 |
| D. | 10 |
| Answer» B. 5 | |