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Every series of hydrogen spectrum has an...

Every series of hydrogen spectrum has an upper and lower limit in wavelength. The spectral series which has an upper limit of wavelegnth equal to `18752 Å` is
(Rydberg constant `R = 1.097 xx 10^(7)` per metre)

A

Pfund series

B

Paschen series

C

Lyman series

D

Balmer series

Text Solution

Verified by Experts

The correct Answer is:
B
Given wavelength belongs to Paschen series.
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MODERN PUBLICATION-ATOMS -COMPETITION FILE ( Objective B (MCQs))
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  2. What is the radius of 2^(nd) Bohr orbit, given the radius of the first...

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  3. If the ionization energy for the hydrogen atom is 13.6 eV , the energy...

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  4. In a Rutherford scattering experiment when a projectile of change Z(1)...

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  5. The total energy of an electron in an atom in an orbit is -3.4eV. Its...

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  6. We wish to see inside an atom. Assuming the atom to have a diameter of...

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  7. alpha-particle consists of

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  8. Energy levels A,B and C of a certain atom correspond to increasing val...

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

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  10. Every series of hydrogen spectrum has an upper and lower limit in wave...

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  11. The ionization enegry of the electron in the hydrogen atom in its grou...

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  12. The wavelength of the first line of Lyman series for hydrogen atom is ...

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  13. Electron in hydrogen atom first jumps from third excited state to seco...

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  14. An electrons of a stationary hydrogen atom passes form the fifth energ...

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  15. Ratio of longest wavelengths corresponding to Lyman and Balmer series ...

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

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  17. Consider 3rd orbit of He^(+) (Helium) using nonrelativistic approach t...

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

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  19. When an alpha-particle of mass 'm' moving with velocity 'v' bombards o...

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  20. The ratio of wavelength of the lest line of Balmer series and the last...

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