MCQ
The ground state term symbol for an electronic state is governed by
- AHeisenberg’s principle
- BHund’s rule
- ✓Aufbau principle
- DPauli exclusion principle
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$\mathrm{A}_{2}(\mathrm{g})+\mathrm{B}_{2}(\mathrm{g}) \rightleftharpoons \mathrm{X}_{2}(\mathrm{g}) \Delta_{r} \mathrm{H}=-\mathrm{X} \mathrm{kJ} ?$
