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Question
What is the energy of the atom when the electron jumps to the second orbit?
Options
\[E_{2}=0\,\mathrm{eV}\]
\[E_{2}=-1.51\,\mathrm{eV}\]
\[E_{2}=-13.6\,\mathrm{eV}\]
\[E_{2}=-3.40\,\mathrm{eV}\]
MCQ
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Solution
The second orbit is the first excited state. The energy of the atom in this state is \[E_{2}=-3.40\,\mathrm{eV}\].
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