1. Tardigrade
  2. Question
  3. Chemistry
  4. The energy of an electron in ground state in a hydrogen atom is -13.6 eV. If the value of En=-1.5 eV , n corresponds to the value:

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Q. The energy of an electron in ground state in a hydrogen atom is $-13.6\, eV$. If the value of $E_{n}=-1.5 \,eV , n$ corresponds to the value:

Structure of Atom

Solution:

$\frac{-13.6}{n^{2}}=-1.5$

Therefore, $n=3$