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The ground state energy of hydrogen atom is

Question:

The ground state energy of hydrogen atom is $-13.6 \mathrm{eV}$. The energy of second excited state $\mathrm{He}^{+}$ion in $\mathrm{eV}$ is :

  1. $-6.04$

  2. $-27.2$

  3. $-54.4$

  4. $-3.4$


Correct Option: 1

Solution:

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