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A hydrogen atom in its ground state absorbs 10.2 eV of energy. The angular momentum of electron of the hydrogen atom will increase by the value of: 

(Given, Planck’s constant  = 6.6 × 10-34 Js).

Option 1 -

2.10 * 10-34Js    

Option 2 -

1 . 0 5 * 1 0 3 4 J s

Option 3 -

3.15 * 10-34Js

Option 4 -

4.2 * 10-34Js

0 2 Views | Posted 2 months ago
Asked by Shiksha User

  • 1 Answer

  • V

    Answered by

    Vishal Baghel | Contributor-Level 10

    2 months ago
    Correct Option - 2


    Detailed Solution:

    Given absorb energy = 10.2 eV

    E f = − 1 3 . 6 n 2 = − 3 . 4

    n 2 = 4

    n = 2

     

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