MCQOPTIONS
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| 1. |
The energy of \[H{{e}^{+}}\] in the ground state is -54.4 eV, then the energy of \[L{{i}^{++}}\] in the first excited state will be |
| A. | -30.6 eV |
| B. | 27.2 eV |
| C. | -13.6 eV |
| D. | - 27.2 eV |
| Answer» B. 27.2 eV | |