Home
Class 11
CHEMISTRY
The total enrgy of electron in the firdt...

The total enrgy of electron in the firdt state fo H-atom is ` -3 . 4 eV`. Its kinetic enrgy in this state is :

A

` -3 . 4 eV`

B

` 3 . 4 eV`

C

` 6. 8 eV`

D

` -6 8 eV`

Text Solution

Verified by Experts

The correct Answer is:
B
` K. E. =- T. E. =- (3 . 4) = + 3 . eV`.
Promotional Banner

Topper's Solved these Questions

  • ATOMIC STRUCTURE

    P BAHADUR|Exercise Exercise 3B|19 Videos

  • ATOMIC STRUCTURE

    P BAHADUR|Exercise Exercise 4|39 Videos

  • ATOMIC STRUCTURE

    P BAHADUR|Exercise Exercise|19 Videos

  • CHEMICAL BONDING

    P BAHADUR|Exercise Exercise 7|11 Videos

Similar Questions

Explore conceptually related problems

The energy of electron in first excited state of H -atom is -3.4 eV its kinetic energy is

The total energy of an electron in the first excited state of hydrogen atom is about -3.4eV . Its kinetic energy in this state is

The total energy of an electron in the first excited state of hydrogen is about -3.4 eV . Its kinetic energy in this state is:

The energy of the electron in the ground state of H-atom is -13.6 eV . Its energy in the second orbit is

The total energy of eletcron in the ground state of hydrogen atom is -13.6 eV . The kinetic enegry of an electron in the first excited state is

The total energy of an electron in the first excited state of hydrogen atom is -3.4 eV. (a) What is kinetic energy of electron in this state? (ii) What is potential energy of electron in this state? (c) Which of the answers above would change if the choice of zero of potential energy is changed?

The energy of the electron in the ground state of H-atom is -13.6 eV . The energy of the first excited state will be

P BAHADUR-ATOMIC STRUCTURE-Exercise 3A
  1. The work functions for metals A, B and ( C) are presepctively 1. 92 ...

    Text Solution

    |

  2. Carbo , silicon and Germanitum atomshave four valence electrons each ....

    Text Solution

    |

  3. The total enrgy of electron in the firdt state fo H-atom is -3 . 4 eV...

    Text Solution

    |

  4. If lambdav, lambdax and lambdam represents the wavelength of visible...

    Text Solution

    |

  5. Which of the following connot be obtained form the solution of Schrodi...

    Text Solution

    |

  6. Which of the following does not characteristic X -rays ?

    Text Solution

    |

  7. Which electronic level would allow the hydrogen atom to absorb a phot...

    Text Solution

    |

  8. The mass fo 1 mole pghoton of wavelength 589 nm is :

    Text Solution

    |

  9. Number of degenerate orbitals in a level of H-atom having En = (Rh)/9...

    Text Solution

    |

  10. The orientiation of an atomic orbital is governed by :

    Text Solution

    |

  11. The uncertaintuy invelved in the measurement fo velocity within a dist...

    Text Solution

    |

  12. The speed of an electron having its wavelength being equal to speed ca...

    Text Solution

    |

  13. The differnce between nth and (n+1) the Bohr radius of B atom is equa...

    Text Solution

    |

  14. Fill up a sutiable figure in each set in respective choices for psi(3...

    Text Solution

    |

  15. If the uncertainties in the measurement of position and momentum ...

    Text Solution

    |

  16. Ratio of m^(th) wavelength of Lyman series in H-atom is equal to:

    Text Solution

    |

  17. IE1 for (H) and De are 13.6 eV 1 and 24.6 eV respectively . Thus enr...

    Text Solution

    |

  18. The circumfernce fo n^(th) orbit in H-atom can be expressed in tems fo...

    Text Solution

    |

  19. Ration of m^(th) to n^(th) wavelength of Balmer series in H-atom is eq...

    Text Solution

    |

  20. An excited hydrogen atom returns to the ground state . The wavelength ...

    Text Solution

    |