Q. Let the potential energy of hydrogen atom in the ground state be regarded as zero. Then its potential energy in the first excited state will be
A) 20.4$\ eV$
B) 13.6$\ eV$
C) 3.4$\ eV$
D) 10.2$eV$
Explanation
The correct answer is Option D: 10.2$eV$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.