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The expression for radius of a Bohr orbi...

The expression for radius of a Bohr orbit in hydrogen atom is

A

`(nh)/(2pi mr)`

B

`(n^(2)h^(2))/(4pi^(2) m e^(2))`

C

`-(2pi^(2) m e^(4))/(n^(2)h^(2))`

D

`(n^(2))/(4pi^(2) m h e^(2))`

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-ATOMIC STRUCTURE-Level - I (EAMCET) (Exercise -II (Bohr theory))
  1. The first use of quantum theory to explain the structure of atom was m...

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  2. Bohr.s theory is applicable to

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  3. Bohr.s theory is not applicable to

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  4. (A) : Bohr.s orbits are called stationary orbits (R) : Electrons rem...

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  5. If the electron of a hydrogen atom is present in the first orbit. The ...

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  6. The angular momentum of an electron present in the excited state of hy...

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  7. According to Bohr.s theory, the angular momentum of electron in 5th or...

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  8. The angular momentum of a revolving electron in an orbit is equal to

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  9. Energy of an electron in n^(th) Bohr orbit is given as

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  10. The energy of the electron when it is at an infinite distance from the...

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  11. According to Bohr.s theory, when ever the electron drops from a higher...

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  12. In an atom when an electron jumps from K-shell to M-shell

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  13. The expression for radius of a Bohr orbit in hydrogen atom is

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  14. As the electron moves away from the nucleus its potential energy ---- ...

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  15. Identify the correctly matched set from the following lists {:(,"Lis...

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  16. Bohr.s model can explain

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  17. Splitting of spectral lines under the influence of strong magnetic fie...

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  18. Radius of tenth Bohr orbit of the Hydrogen atoms is

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  19. Radius of 3^(rd) Bohr orbit is

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  20. Velocity of the electron in the 1^(st) Bohr orbit

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