Home
Class 12
PHYSICS
In Bohr's model, if the atomic radius of...

In Bohr's model, if the atomic radius of the first orbit is `r_(0)`, then the radius of the fourth orbit is

A

`r_(0)`

B

`4r_(0)`

C

`t_(0)//16`

D

`16 r_(0)`

Text Solution

Verified by Experts

The correct Answer is:
D
Since, `r_(n)= r_(0) n^(2) rArr r_(4) = r_(0) (4)^(2)= 16 r_(0)`
Promotional Banner

Topper's Solved these Questions

  • ATOMIC AND NUCLEAR PHYSICS

    ERRORLESS|Exercise Assertion and Reason|23 Videos

  • ATOMIC AND NUCLEAR PHYSICS

    ERRORLESS|Exercise NCERT BASED QUESTIONS (Radioactivity)|78 Videos

  • ALTERNATING CURRENT

    ERRORLESS|Exercise Assertion & Reason|13 Videos

  • CURRENT ELECTRICITY

    ERRORLESS|Exercise ASSERTION AND REASON|26 Videos

Similar Questions

Explore conceptually related problems

In Bohr's mode, the atomic radius of the first orbit is r_(0) then the radius of the third orbit is

If the radius of first Bohr orbit be a_0 , then the radius of the third orbit would be-

The radius of the first orbit of H-atom is r. then the radius of the first orbit of Li^(2+) will be:

If the radius of the first Bohr orbit of H atom is 0.5Å , the radius of third orbit will be

One the basis of Bohr's model, the radius of the 3rd orbit is :

If the radius of first Bohr's orbit is r, then radius of second orbit will be

What is the radius of 2^(nd) Bohr orbit, given the radius of the first Bohr orbit is r?

ERRORLESS-ATOMIC AND NUCLEAR PHYSICS-Past Years Questions
  1. In a Rutherford scattering experiment when a projectile of change Z(1)...

    Text Solution

    |

  2. In the Bohr model of a hydrogen atom, the centripetal force is furnish...

    Text Solution

    |

  3. In Bohr's model, if the atomic radius of the first orbit is r(0), then...

    Text Solution

    |

  4. Given the value of Rydberg constant is 10^(7)m^(-1), the waves number ...

    Text Solution

    |

  5. The ratio of the frequencies of the long wavelenght limits of Lyman an...

    Text Solution

    |

  6. The wavelength of the first line of Lyman series for hydrogen atom is ...

    Text Solution

    |

  7. An electrons of a stationary hydrogen aton passes form the fifth enegr...

    Text Solution

    |

  8. Out of the following which one is not a possible energy for a photon t...

    Text Solution

    |

  9. The wavelength of the energy emitted when electron come from fourth or...

    Text Solution

    |

  10. The diagram shows the energy levels for an electron in a certain atom....

    Text Solution

    |

  11. Energy levels A, B, C of a certain atom corresponding to increasing va...

    Text Solution

    |

  12. The ionization enegry of the electron in the hydrogen atom in its grou...

    Text Solution

    |

  13. The electron in hydrogen atom makes a transition n(1)ton(2) where n1 a...

    Text Solution

    |

  14. In Rutherford scattering experiment, what will b ethe correct angle fo...

    Text Solution

    |

  15. When an alpha-particle of mass 'm' moving with velocity 'v' bombards o...

    Text Solution

    |

  16. If an electron in a hydrogen atom jumps from the 3rd orbit to the 2nd ...

    Text Solution

    |

  17. The ratio of wavelength of the lest line of Balmer series and the last...

    Text Solution

    |

  18. The ratio of kinetic energy to the total energy of an electron in a Bo...

    Text Solution

    |

  19. The total energy of an electron in an atom in an orbit is -3.4eV. Its...

    Text Solution

    |

  20. The graph between wave number (vecv) and angular frequency (omega) is

    Text Solution

    |