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What is the angular momentum of an elect...

What is the angular momentum of an electron in Bohr's hydrogen atom whose energy is `-0.544 eV`?

A

`h/pi`

B

`"3h"/(2pi)`

C

`"5h"/(2pi)`

D

`"2h"/(2pi)`

Text Solution

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The correct Answer is:
C
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AAKASH INSTITUTE-ATOMS-ASSIGNMENT SECTION A Objective (One option is correct )
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  2. When an electron in hydrogen atom is taken from fourth excited state t...

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  3. What is the angular momentum of an electron in Bohr's hydrogen atom wh...

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  4. Ground state energy of H-atom is -13.6 eV. The energy needed to ionise...

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  5. The energies of three conservative energy levels L3,L2 and L1 of hydro...

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  6. The product of angular speed and tangential speed of electron in n^"th...

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  7. The speed of an electron in the 4^"th" orbit of hydrogen atom is

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  8. What should be the ratio of minimum to maximum wavelength of radiation...

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  9. The ratio of energies of hydrogen atom in its first excited state to t...

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  10. How many spectral lines are emitted by atomic hydrogen excited to the ...

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  11. The energy of hydrogen atom in its ground state is -13.6 eV , the ener...

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  12. In which transition of a hydrogen atom, photons of lowest frequency ar...

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  13. Total energy of an electron in the hydrogen atom in the ground state i...

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  14. Using Bohr's formula for energy quantization, the ionisation potenti...

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  15. Which of the following cannot be the value of ionisation energy for a ...

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  16. Name the spectral series of hydrogen atom, which be in infrared region...

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  17. Three energy levels L1,L2 and L3 of a hydrogen atom correspond to incr...

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  18. if the wavelength of first member of Lyman series is lambda then calcu...

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  19. In Bohr's model of the hydrogen atom the ratio between the period of r...

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  20. How many times does the electron go round the first Bohr's orbit of hy...

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