Atoms And Nuclei Question 435

Question: What is the ratio of wavelength of radiations emitted when an electron in hydrogen atom jump from fourth orbit to second orbit and from third orbit to second orbit

Options:

A) 27 : 25

B) 20 : 27

C) 20 : 25

D) 25 : 27

Show Answer

Answer:

Correct Answer: B

Solution:

  • By using $ \frac{1}{\lambda }=R,[ \frac{1}{n_{1}^{2}}-\frac{1}{n_{2}^{2}} ] $


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