Atoms And Nuclei Question 323

Question: When an electron in a hydrogen atom makes a transition from 2nd excited stated to ground state it emits a photon of frequency/ The frequency of photon emitted when an electron of Li++ makes transition from Ist excited state to ground state is

Options:

A) 24332f

B) 14132f

C) 8132f

D) 6332f

Show Answer

Answer:

Correct Answer: A

Solution:

  • E=hf=13.6Z2(1n221n12) f1f2=32(112122)12(112132)f2=24332f.


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