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If the mass of the electron is reduced t...

If the mass of the electron is reduced to half the Rudberg constant

A

remains unchanged

B

become half

C

becomes double

D

becomes one fourth

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The correct Answer is:
B
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NIKITA PUBLICATION-ATOMS, MOLECULES AND NUCLEI-MCQs
  1. Which of the following are in the ascending order of wavelength?

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  2. Rydberg's constant is

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  3. If the mass of the electron is reduced to half the Rudberg constant

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  4. The Lyman transitions involve

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  5. The ratio of the wavelengths of H(alpha) and H(beta) lines of Paschen ...

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  6. Which series of H(2) atom lie in infrared region?

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  7. Which series of Hydrogen atom was first discovered?

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  8. Which of the following lines of Balmer series has longest wavelength?

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  9. The series limit wavelength of the Lyman series for the hydrogen atom ...

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  10. Generally the approximate limits of visible spectrum are

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  11. The frequnecy of visible light is of the order of

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  12. The series limit wavelength of the Balmer series for the hydrogen atom...

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  13. If R is the Rydberg's constant, the energy of an electron in the groun...

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  14. According to bohr's theory, the wave number of last line of balmer ser...

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  15. The wavelength of the first spectral line of the Lyman series of hydro...

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  16. If the wavelength of the first line of the Balmer series of hydrogen i...

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  17. If the series limit wavelength of the Lyman series for hydrogen atom i...

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  18. An electron jumps from the 4th orbit to the 2nd orbit of hydrogen atom...

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  19. The wavelength of the first line of Balmer series is 6563 Å. The Rydbe...

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  20. According to the Bohr's theory the wave length of shortest wavelength ...

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