Physics-Hydrogen Atom
NEET Physics Hydrogen Atom MCQ Question
Type: MCQ-fact-Easy-Class 12
What is the ionisation energy required to free an electron from the ground state of a hydrogen atom?
A
13.6 eV
B
5 eV
C
0 eV
D
4 eV
Correct Answer
Option A
Detailed Explanation
The minimum energy required to free the electron from the ground state of the hydrogen atom is 13.6 eV, as stated in the NCERT context.
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