Home
Class 11
CHEMISTRY
What is the angular momentum of elect...

What is the angular momentum of electron in `5^(th)` orbit of Bohr.s model

A

`1.0 (h)/(pi)`

B

`10.(h)/(pi)`

C

`2.5.(h)/(pi)`

D

`25.(h)/(pi)`

Text Solution

Verified by Experts

The correct Answer is:
C
Angular momentum `=(nh)/(2pi)`
Promotional Banner

Topper's Solved these Questions

  • STRUCTURE OF ATOM

    KUMAR PRAKASHAN|Exercise Section -C(MCQ asked in Board Exam )|53 Videos

  • STRUCTURE OF ATOM

    KUMAR PRAKASHAN|Exercise SECTION -D (MULTIPLE CHOICE QUESTIONS)|55 Videos

  • STRUCTURE OF ATOM

    KUMAR PRAKASHAN|Exercise Section -C(MCQs asked in Competitive Exam)|69 Videos

  • STATES OF MATTER

    KUMAR PRAKASHAN|Exercise QUESTION PAPER FROM MODULE (SECTION - A)|4 Videos

  • THE P-BLOCK ELEMENTS

    KUMAR PRAKASHAN|Exercise SECTION-D NCERT EXEMPLAR SOLUTION (MCQs) LONG ANSWER|25 Videos

Similar Questions

Explore conceptually related problems

What will the angular momentum in fourth orbit, if L is the angular momentum of the electron in the second orbit of hydrogen atom?

The angular momentum of an electron in 4^(th) orbit is 2xx10^(-34) Js, then its angular momentum in 5^(th) orbit is …….

Bohr.s atomic model.

A single electron orbits a stationary nucleus of charge + Ze , where Z is a constant and e is the magnitude of electronic charge . It requires 47.2 eV to excite . Find a the value of Z b the energy required to excite the electron from the third to the fourth Bohr orbit. the wavelength of electromagnetic rediation required to remove the electron from the first Bohr orbit to infinity. d Find the KE,PE , and angular momentum of electron in the first Bohr orbit. e the redius of the first Bohr orbit [The ionization energy of hydrogen atom = 13.6 eV Bohr radius = 5.3 xx 10^(_11) m , "velocity of light" = 3 xx 10^(-8)jm s ^(-1) , Planck's constant = 6.6 xx 10^(-34)j - s]

KUMAR PRAKASHAN-STRUCTURE OF ATOM-Section -C (MCQs asked in Jee NEET AIEEE )
  1. Which one is correct for electron in 4f orbital

    Text Solution

    |

  2. What will be the number of electron in ground state of Cr having s...

    Text Solution

    |

  3. What is the angular momentum of electron in 5^(th) orbit of Bohr.s...

    Text Solution

    |

  4. From the following which sets of ions is isoelectronic ?

    Text Solution

    |

  5. For an electron v= 300 ms^(-1) and certainty in velocity is 0.001 %...

    Text Solution

    |

  6. Who proposed that electron has wave nature ?

    Text Solution

    |

  7. Which nuclear reaction produce isotope

    Text Solution

    |

  8. Which of the following sets of quantum numbers represents the high...

    Text Solution

    |

  9. What is the orbital angular momentum for electron in 2s orbital ?

    Text Solution

    |

  10. The ionization energy hydrogen atom is 13.6 ev .The ionization ...

    Text Solution

    |

  11. Which of the following sets of quantum number is not possible ?

    Text Solution

    |

  12. The ionization energy of hydrogen atom is 1.312 xx 10^(6) J mol^(-...

    Text Solution

    |

  13. Which sets of ions is isoelectronic ?

    Text Solution

    |

  14. the density of a nucleus of an atom is

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |