Physics-Hydrogen Atom
NEET Physics Hydrogen Atom MCQ Question
Type: MCQ-fact-Hard-Class 12
What is the minimum energy required to ionise a hydrogen atom from its ground state?
A
13.6 eV
B
10.2 eV
C
5 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, which is referred to as the ionisation energy of the hydrogen atom.
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