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The energies of three conservative energ...

The energies of three conservative energy levels `L_3,L_2` and `L_1` of hydrogen atom are `E_0` , `(4E_0)/9` and `E_0/4` respectively. A photon of wavelength `lambda` is emitted for a transition `L_3` to `L_1` .What will be the wavelength of emission for transition `L_2` to `L_1` ?

A

`lambda_3=lambda_1+lambda_2`

B

`lambda_1=(lambda_2lambda_3)/(lambda_2+lambda_3)`

C

`lambda_1=lambda_2+lambda_3`

D

`lambda_3=(lambda_1lambda_2)/(lambda_1+lambda_2)`

Text Solution

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-ATOMS-ASSIGNMENT SECTION A Objective (One option is correct )
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  2. The ratio of energies of hydrogen atom in its first excited state to t...

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

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

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

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

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

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

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

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

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

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  12. In Bohr's model of the hydrogen atom, the ratio between the period of ...

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  13. How many time does the electron go round the first bohr orbit of hydro...

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  14. If an electron in hydrogen atom jumps from third orbit to second orbit...

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  15. If radius of first orbit of hydrogen atom is 5.29 ** 10^(-11) m, the r...

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  16. Bohr's atomic model is applicable for

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  17. Let F(1) be the frequency of second line of Lyman series and F(2) be t...

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  18. The differnce between nth and (n+1) the Bohr radius of B atom is equa...

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  19. The lines in Balmer series have their wavelengths lying between

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  20. Identify the incorrect relationship

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