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In the spectrum of hydrogen atom, the ra...

In the spectrum of hydrogen atom, the ratio of the longest wavelength in Lyman series to the longest wavelength in the Balmer series is:

A

`(27)/(5)`

B

`(5)/(27)`

C

`(4)/(9)`

D

`(9)/(4)`

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-ATOMS-EXERCISE -II
  1. A hydrogen like atom (atomic number Z) is in a higher excited state o...

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  2. Electrons from n = 2 to n= 1 in hydrogen atom is made to fall on a met...

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  3. Let v(1) be the frequency of the series limit of the Lyman series, v(2...

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  4. The transition from the state n = 4 " to " n = 3 in a hydrogen like at...

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  5. Energy required for the electron excitation in Li^(++) from the first ...

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  6. What would be maximum wavelength for Brackett series of hydrogen-spect...

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  7. What would be the radius of second orbit of He^(+) ion?

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  8. The wavelength of Lymen series for first number is

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  9. The principal quantum number, n describes

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  10. What is ratio of Bohr magneton to the nuclear magneton?

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  11. Out of the following which one is not a possible energy for a photon t...

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  12. Ionization potential of hydrogen atom is 13.6 eV. Hydrogen atoms in th...

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  13. A hydrogen atom initially in the ground level absorbs a photon and is ...

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  14. The speed of the electron in a hydrogen atom in the n = 3 level is

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  15. Hydrogen atom in ground state is excited by a monochromatic radiation ...

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  16. In the spectrum of hydrogen atom, the ratio of the longest wavelength ...

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  17. Given the value of Rydberg constant is 10^(7) m^(-1), the wave number ...

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  18. When an alpha- particle of mass m moving with velocity bombards on a h...

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  19. The ratio of wavelengths of the last line of Balmer series and the las...

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  20. The ratio of kinetic energy to the total energy of an electron in a Bo...

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