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JEE MAIN 2019
12-04-2019 S2
Question
Consider an electron in a hydrogen atom, revolving in its second excited state (having radius 4.65 Å). The de-Broglie wavelength of this electron is :
Select the correct option:
A
3.5 Å
B
12.9 Å
C
9.7 Å
D
6.6 Å
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
Question Tags
JEE Main
Physics
Easy
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