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Applying bohr.s model when electron ...

Applying bohr.s model when electron of H atom comes from n=4 to n=2 calculate its wavelength

A

4866 A

B

5272 A

C

4634 A

D

5084A

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KUMAR PRAKASHAN-STRUCTURE OF ATOM-Section -C (MCQs asked in Jee NEET AIEEE )
  1. the density of a nucleus of an atom is

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  2. if uncertainty in position and momentum are equal then uncertainty ...

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  3. Applying bohr.s model when electron of H atom comes from n=4 ...

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  4. Calculate the wavelength (in nanometer) associated with a proton movin...

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  5. The maximum number of electron in subshell is given by expression .

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  6. Which of the following is not permissible arrangement of electron...

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  7. ionisation energy of He is 19.6 xx 10^(-18) j atom^(-1 ) The en...

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  8. if a species has 16 proton 18 electron and 16 neutron find the spe...

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  9. A gas absorbs photon of 355 nm and emits two wavelength if one ...

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  10. An ion has a charge of -1 . It has eighteen electrons and twenty ...

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  11. maximum number electrons in a subshell with l =3 and n=4 is

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  12. the correct set of the four quantum number for the valence electro...

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  13. The orbital angular momentum of a p- electron is given as

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  14. The electron identified by quantum number n and l

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  15. The value of plank constant is 6.63 xx 10^(10^(34) kg the speeds ...

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  16. What is the maximum number of electrons that can be associated with th...

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  17. Energy of an electron is given by E=-2.718*10-18 J Wavelength of light...

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  18. the correct set of the four quantum number for the valence electro...

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  19. What is the maximum number of orbitals that can be identified with the...

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  20. Calculate the energy in corresponding to light of wavelength 45 nm. (P...

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