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The number of spectral lines produced wh...

The number of spectral lines produced when an electron jumps from `5^(th)` orbit to `2^(nd)` orbit in the hydrogen atom is.

A

Lyman series

B

Balmer series

C

Paschen sereis

D

Pfund series.

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The correct Answer is:
B
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MODERN PUBLICATION-STRUCTURE OF ATOM-COMPETITION FILE ,OBJECTIVE TYPE QUESTIONS (A. MULTIPLE CHOICE QUESTIONS)
  1. In the Bohr's orbit, what is the ratio of total kinetic energy and tot...

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  2. The number of spectral lines produced when an electron jumps from 5^(t...

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  3. In H-atom electron jumps from 3^(rd) to 2^(nd) energy level, the energ...

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  4. What transition in the hydrogen spectrum would have the same wavelen...

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  5. The ionisation energy of H atom is 13.6 eV The inoisation energy of...

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  6. The radius of first orbit of hydrogen is 0.53 Å. The radius of second ...

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  7. How many spectrual lines are emitted by atomic Hydrogen, when an elect...

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  8. According to Bohr's theory, the radius of the n^(th) orbit of an atom ...

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  9. What transition in He^(o+) ion shall have the same wave number as ...

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  10. The ratio of the differrence between the first and second Bohr orbit e...

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  11. Which of the following transitions have minimum wavelength

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  12. In a hydorgen atom, enegry of the first excited state is -3.4 eV. Find...

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  13. The ratio of the radii of the first three Bohr orbit in H atom is

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  14. The ratio of the frequency corresponding to the third line in the lyma...

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  15. Three energy levels E1, E2 and E3 and the wave lengths produced by tra...

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  16. The de-Broglie wavelength of an electron is 600 nm. The velocity of th...

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  17. It travelling at same speeds, whichof the following mater waves have t...

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  18. If uncertainty in possition of electron is zero, then the uncertainty...

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  19. Which of the following orbitals does not make sense ?

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  20. Two electrons occupying the same orbital are distinguished by :

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