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The frequency of the spectral line obtai...

The frequency of the spectral line obtained when the electron in n = 3 of Hydrogen atom drops to the ground state is

A

`2.925 xx 10^(15)` Hertz

B

`2.925 xx 1^(13)` Hertz

C

`2.925 xx 1^(14)` Hertz

D

`2.925 xx 1^(10)` Hertz

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The correct Answer is:
A
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AAKASH SERIES-ATOMIC STRUCTURE-Objective Exericse - 2A
  1. According to the Moseley's law, the frequency of a spectral line in X-...

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  2. In a series in the line spectrum of hydrogen the wavelength of radiati...

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  3. The frequency of the spectral line obtained when the electron in n = 3...

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  4. Assertion (A) : The energy of ultraviolet radiation is greater than th...

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  5. The wavelength of the first member of the Balmer series in hydrogen sp...

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  6. Which of the following transitions will have minimum wavelength ?

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  7. The ratio of wavelength values of series limit lines (n(2) = oo) of Ba...

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  8. The minimum and maximum values of wavelength in the Lyman series of a ...

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  9. Which of the following transitions of an electron in hydrogen atom emi...

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  10. In a hydrogen atom the electron and proton are at a distance of 0.5 Å....

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  11. The total energy of electron in an atom is a combination of potential ...

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  12. The radius of which of the following orbit is same as that of the firs...

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  13. An electron in the ground state of hydrogen atom is revolving in anti ...

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  14. The change in velocity when electron jumps from the first orbit to the...

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  15. Which one of the following statements is not correct ?

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  16. As an electron is brought from an infinite distance close to nucleus o...

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  17. In Bohr series of lines of hydrogen spectrum, the third line from the ...

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  18. The radius of the hydrogen atom in the ground state is of the order o...

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  19. The ground state energy of hydrogen atom is - 13.6eV. The kinetic ener...

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  20. Radius of 3rd Bohr orbit is

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