Published by:
CGP EDU Academic Team
Published on: August 13, 2026
In hydrogen atom, the de Broglie wavelength of an electron in the second Bohr orbit is [Given that Bohr radius, 
]
A
211.6 pm
B
211.6 
pm
pm
C
52.9 
pm
pm
D
105.8 pm
Text Solution
Verified by ExpertsThe correct answer is:
B
Bohr radius, 
pm
pm
The angular momentum of an electron in a given
stationary state can be expressed as in equation,
de‐Broglie equation 
(i)
... (ii)
From equations, (i) and (ii), we get 
Putting the value of 
pm
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
and orbitals are arranged in the order of decreasing energy. The correct option is
Which of the following series of transitions in the spectrum of hydrogen atom falls in visible regi…
Orbital having 3 angular nodes and 3 total nodes is
Which one is the wrong statement?
How many electrons can fit in the orbital for which and ?
Which of the following pairs of ‐ orbitals will have electron density along the axes?