AIPMT MAIN2008Physics-Atomic Structure

AIPMT MAIN 2008 Physics Energy Levels MCQ Question

Type: MCQ-numerical-Medium-Class 11

The ground state energy of hydrogen atom is13s^{-13}.6 eV. When its electron is in the first excited state, its excitation energy is

A

0

B

3.4 eV

C

6.8 eV

D

10.2 eV

Correct Answer

Option D

Detailed Explanation

The excitation energy is the difference between the energy of the first excited state and the ground state, which is 10.2 eV.

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