MCQOPTIONS
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| 1. |
Electron enters the sub-shell for which \[(n+l)\] value is minimum. This is enunciated as [RPMT 2000] |
| A. | Hund?s rule |
| B. | Aufbau principle |
| C. | Heisenberg uncertainty principle |
| D. | Pauli?s exclusion principle |
| Answer» C. Heisenberg uncertainty principle | |