NEET Physics Hydrogen Atom MCQ Question
Consider a diagram depicting an energy level diagram for the hydrogen atom, with horizontal lines showing allowed energy states. Which statement about the energy levels is correct?

The energy required to ionize the hydrogen atom from the ground state is 13.6 eV.
All energy levels are equally spaced in the diagram.
The ground state energy is represented by E = 0 eV.
The electron can only exist in discrete energy levels below E = 0 eV.
Correct Answer
Detailed Explanation
According to the NCERT context, 13.6 eV of energy is required to ionize a hydrogen atom from the ground state. This makes option A correct, while the other options misrepresent the energy level structure.
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