Ratio of energies in the 4th and 3rd excited states of hydrogen atom
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The energies (in eV/atom) of electron in a hydrogen atom in first, second, third, fourth and fifth energy levels are -13.6, -3.4, -1.51, -0.85 and -0.544 respectively. Hence, energy of a possible excited state of hydrogen is -3.4 eV
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Explanation:
1st excited state corresponds to n=2
2nd excited state corresponds to n=3
∴E2E1=n12n22=2232=49
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