The total energy of the electron in the ground state of hydrogen atom is -13.6 eV. The…
Physics · Class 12 · CBSE — Atoms
The total energy of the electron in the ground state of hydrogen atom is -13.6 eV. The kinetic energy of the electron in the first excited state will be
- 1.7 eV
- 3.4 eV
- 6.8 eV
- 13.6 eV
Answer
(B) 3.4 eV
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