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How many spectral lines are seen for hy...

How many spectral lines are seen for hydrogen atom when electron jump from `n_(2) = 5 ` to `n_(1) = 1` in visible region ?

A

2

B

3

C

4

D

5

Text Solution

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The correct Answer is:
2
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AAKASH INSTITUTE-STRUCTURE OF ATOM -ASSIGNMENT ( SECTION -A) Objective Type Questions (One option is correct)
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  2. Which among the following scientists was successful in accounting for ...

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  4. What is the energy associated with 3^(rd) energy shell of hydrgoen ato...

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  6. The de -Brogile wavelength associated with a matter particle is

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  7. de-Broglie wavelength applies only to

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  8. The wavelength associated with an electron moving with velocity 10^(10...

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  9. The formula for Heisenberg's uncertainty principle is

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  10. Who first time ruled out the existence of definite paths of electrons ...

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  11. Probability density is given by

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  12. The possible values of magnetic quantum number for p-orbital are

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  13. The notation of orbital with n=5 and l=3 is

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  14. The possible valuesof m(l)in a givensubshell are given by the formula

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  15. The shape of rho- orbital is

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  16. In multi-electron atom 4s-orbital is lower in energy than

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  17. The main energy shell in which the electron is present is given by

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  18. Shape of an orbital is given by

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  19. Orientation of orbitals is given by

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  20. Which one of the following orbitals is spherical in shape ?

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