Physics-Hydrogen Atom
NEET Physics Hydrogen Atom MCQ Question
Type: MCQ-numerical-Medium-Class 12
What is the energy required to move an electron from the ground state to just above E = 0 eV in a hydrogen atom?
A
13.6 eV
B
0 eV
C
-13.6 eV
D
10.2 eV
Correct Answer
Option A
Detailed Explanation
According to the NCERT context, 13.6 eV of energy is required to ionize a hydrogen atom from its ground state. This energy moves the electron from the ground state to above E = 0 eV, where the electron is free.
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