Home
Class 12
CHEMISTRY
A doubly ionized lithium atom is hydroge...

A doubly ionized lithium atom is hydrogen like with atomic number 3. Find the wavelength of the radiation required to excite the electron in `Li^(++)` from to the third Bohr orbit (ionization energy of the hydrogen atom equals 13.6 eV).

Text Solution

Verified by Experts

The correct Answer is:
`113.9 Å`
Promotional Banner

Topper's Solved these Questions

  • ATOMIC STRUCTURE

    MOTION|Exercise EXERCISE-4 (LEVEL-I)|16 Videos

  • ATOMIC STRUCTURE

    MOTION|Exercise EXERCISE-4 (LEVEL-II)|18 Videos

  • ATOMIC STRUCTURE

    MOTION|Exercise EXERCISE-2 (LEVEL-II)|31 Videos

  • AROMATIC COMPOUND

    MOTION|Exercise Exercise - 4 | Level-II|16 Videos

  • BIOMOLECULES & POLYMERS

    MOTION|Exercise EXERCISE - 4 (LEVEL II)|17 Videos

Similar Questions

Explore conceptually related problems

A doubly ionized lithium atom is hydrogen like with atomic . number 3. Find the wavelength of the radiation to excite the electron in . Li++ form the first to the third Bohr orbit. The ionization energy of the hydrogen . Atom is 13.6V.

A double ionised lithium atom is hydrogen like with atomic number 3 (i)Find the wavelength of the radiation to excite the electron in Li^(++) from the first to the third bohr orbit (lonisection energy of the hydrogen atom equals 13. 6) (ii) How many spectral lines are observed in the emission spetrum of the above excled system ?

A double charged lithium atom is equivalent to hydrogen whose atomic numer is 3 . The wavelength of required radiation for emitted electron from first to third Bohr orbit in Li^(++ will be (lonisation energy of hydrogen atom is 13.6 eV )

Consider a gas consisting Li^(+2) (which is hydrogen like ion). (a) Find the wavelength of radiation required to excite the electron in Li^(++) from n=1 and n=3 . (Ionisation energy of the hydrogen atom equals 13.6 eV ). (b) How many spectral lines are observed in the emission spectrum of the above excited system?

A doubly ionized lithium atom is hydrogen like with atomic number 3 . Find the electron in (Li^(+ +)) from the first to thired Bohr orbit . The ionization energy of the hydrogen atom is 13.6 eV .

Calculate the energy required to excite an electron in hydrogen atom from the ground state to the next higher state, if the ionsation energy for the hydrogen atom is 13.6 eV .

The ionization potential of hydrogen atom is 13.6 eV. The wavelength of the energy radiation required for the ionization of H-atom

Find the energy of the electrons in eV in the third Bohr orbit of the hydrogen atom.

MOTION-ATOMIC STRUCTURE -EXERCISE-3
  1. Calculate the Rydberg constant RH if He^+ ions are known to have the ...

    Text Solution

    |

  2. What transition in the hydrogen spectrum would have the same wavelen...

    Text Solution

    |

  3. A doubly ionized lithium atom is hydrogen like with atomic number 3. F...

    Text Solution

    |

  4. Calculate the energy emitted when electrons of 1.0 g of hydrogen unde...

    Text Solution

    |

  5. He atom can be excited to 1s^(1)2p^(1)"by"lambda=58.44 nm If lowest...

    Text Solution

    |

  6. A photon having lambda = 854 Å cause the ionization of a nitrogen atom...

    Text Solution

    |

  7. Though what potential difference must an electron pass to have a wavel...

    Text Solution

    |

  8. A proton is accelerated to one tenth of the velocity of light. If its ...

    Text Solution

    |

  9. To what effective potential a proton beam be subjected to give its pro...

    Text Solution

    |

  10. What is de-Broglie wavelength associated with an e^(-) accelerated thr...

    Text Solution

    |

  11. Calculate the de-broglie wavelength associated with motion of earth (m...

    Text Solution

    |

  12. An electron has a speed of 40m//s, accurate up 99.99%.What is the unce...

    Text Solution

    |

  13. Mr. Santa has to decode a number “ABCDEF” where each alphabet is repre...

    Text Solution

    |

  14. A certain dye absorbs 4530A^(@) and fluoresence at 5080A^(@) these be...

    Text Solution

    |

  15. The electrons identified by quantum numbers n and l :- (a) n=4, l=1 ...

    Text Solution

    |

  16. Calculate de-Brogie wavelength of a hydrogen atom with translational e...

    Text Solution

    |

  17. Given H for the process Li(g) to Li ^(+3) (g) + 3e ^(-) is 19800 Kj/...

    Text Solution

    |

  18. When photons of energy 4.25 eV strike the surface of a metal A, the ej...

    Text Solution

    |

  19. The correct order of wavelength of Hydrogen (.(1)H^(1)), Deuterium (.(...

    Text Solution

    |

  20. The transition, so that the de–Broglie wavelength of electron becomes ...

    Text Solution

    |