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In a certain electronic transition from ...

In a certain electronic transition from the quantum level, 'n' to the ground state in atomic hydrogen in one or more steps, no line belonging to the Bracket series is observed. What wave number may be observed in the Balmer series ? (R = Rydberg Constant)

A

`(8R)/(9),(5R)/(36)`

B

`(3R)/(16),(8R)/(9)`

C

`(5R)/(36),(3R)/(16)`

D

`(3R)/(4),(3R)/(16)`

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-ATOMIC STRUCTURE-OBJECTIVE EXERCISE - 2
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  9. The frequency of the spectral line obtained when the electron in n = 3...

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  10. When a greater number of electrons from excited hydrogen atoms reach t...

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  11. The first spectral line in the Pfund series of Hydrogen spectrum is gi...

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  16. The ratio of the radii of the first three orbits in an atom of hydroge...

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  17. The radius of hydrogen atom in the ground state is 0.53 Å, the radius ...

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  18. In hydrogen atom the kinetic energy of electron is 3.4 eV. The distanc...

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  19. The radius of first Bohr's orbit for hydrogen is 0.53Å. The radius of ...

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  20. The energy of second Bohr orbit of hydrogen atom is -328 kJ. mol^(-1),...

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