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प्रश्न
What is the energy of the electron in the first orbit of a hydrogen atom?
पर्याय
\[E_{1}=0\,\mathrm{eV}\]
\[E_{1}=-13.6\,\mathrm{eV}\]
\[E_{1}=-3.40\,\mathrm{eV}\]
\[E_{1}=-1.51\,\mathrm{eV}\]
MCQ
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उत्तर
The first orbit is the ground state of hydrogen. The electron's energy in this orbit is \[E_{1}=-13.6\,\mathrm{eV}\].
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