Atoms And Nuclei Question 414

Question: An electron makes a transition from orbit n = 4 to the orbit n = 2 of a hydrogen atom. The wave number of the emitted radiations (R = Rydberg’s constant) will be

Options:

A) 163R

B) 2R16

C) 3R16

D) 4R16

Show Answer

Answer:

Correct Answer: C

Solution:

  • Wave number 1λ=R[1n121n22]=R[14116]=3R16


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