Atoms And Nuclei Question 61

Question: An ionic atom equivalent to hydrogen atom has wavelength equal to 1/4 of the wavelengths of hydrogen lines. The ion will be [RPET 1997]

Options:

A) He+

B) Li++

C) Ne9+

D) Na10+

Show Answer

Answer:

Correct Answer: A

Solution:

ν¯1λZ2λZ2= constant
λ=λ4Z2Z=2



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