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Radius of 3rd Bohr orbit is...

Radius of 3rd Bohr orbit is

A

0.79 Å

B

1.59 Å

C

3.18 Å

D

4.77 Å

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The correct Answer is:
D
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AAKASH SERIES-ATOMIC STRUCTURE-Objective Exericse - 2A
  1. The radius of the hydrogen atom in the ground state is of the order o...

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  2. The ground state energy of hydrogen atom is - 13.6eV. The kinetic ener...

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  3. Radius of 3rd Bohr orbit is

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

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  5. Which of the following transistions in hydrogen atom will require the ...

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  6. The energy of an electron in the first Bohr's orbit of a hydrogen atom...

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  7. The de Broglie wavelength associated with a moving particle of fixed m...

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  8. Ratio of the distance travelled in 1 second, 2 seconds, 3 seconds

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  9. The de Broglie wavelength of a particle with mass 1 g and velocity 100...

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  10. A hydrogen molecule and helium atom are moving with the same velocity....

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  11. Wavelength of an electron is 5Å. Velocity of the electron is

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  12. The wavelength associated with a golf ball weighing 200g and moving at...

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  13. The size of a microscopic particle 1 micron and its mass is 6 xx 10^(-...

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  14. The uncertanities in then velocities of two particle A and B are 0.05 ...

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  15. Calculate the wave length of an electron of mass 9.1 xx 10^(-31) kg, m...

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  16. There is no difference between a 2p and a 3p orbital regarding

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  17. The probability of finding electron in XY plane for P(Z) - orbital is

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  18. (A) : The radial probability of 1s electron first increases, till it i...

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  19. The maximum number of electrons that can be filled into all the orbita...

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  20. The number of sub levles in the quantum level n = 3 is

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