Atoms and Nuclei (NEET (NTANational Eligibility cum Medical Entrance Test) Physics): Questions 25  27 of 69
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Question number: 25
» Atoms and Nuclei » Energy Levels
Question
In nature there may not be an element for which the principal quantum number 4, then the total possible number of electrons will be,
Choices
Choice (4)  Response  

a.  32 

b.  64 

c.  4 

d.  60 

Question number: 26
» Atoms and Nuclei » Hydrogen Spectrum
Question
he energy levels of the hydrogen spectrum are shown in figure. There are some transitions. A, B, C, D and E. Transition A, B and C respectively represent
Choices
Choice (4)  Response  

a.  Series limit of Lyman series, third spectral line of Balmer series and second spectral line of Paschen series 

b.  Ionization potential of hydrogen, second spectral line of Balmer series and third spectral line of Paschen series 

c.  Series limit of Lyman series, second spectral line of Balmer series and third spectral line of Paschen series 

d.  First spectral line of Lyman series, third spectral line of Balmer series and the second spectral line of Paschen series. 

Question number: 27
» Atoms and Nuclei » Energy Levels
Question
The wavelength of radiation emitted is λ _{0} when an electron jumps from the third to the second orbit of hydrogen atom. For the electron jump from the fourth to the second orbit of the hydrogen atom, the wavelength of radiation emitted will be,
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

