Atoms And Nuclei Question 436

Question: In the following atoms and moleculates for the transition from n= 2 to n = 1, the spectral line of minimum wavelength will be produced by

Options:

A) Hydrogen atom

B) Deuterium atom

C) Uni-ionized helium

D) di-ionized lithium

Show Answer

Answer:

Correct Answer: D

Solution:

  • $ \frac{1}{\lambda }=RZ^{2}( \frac{1}{1^{2}}-\frac{1}{2^{2}} ) $


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