Home
Class 11
CHEMISTRY
Find de-Broglie wavelength of electron w...

Find de-Broglie wavelength of electron with `KE =9.6xx10^(-19)J`.

Text Solution

Verified by Experts

`KE=(9.6xx10^(-19))/(1.6xx10^(-19))eV=6eV`
`lambda = sqrt((150)/(6))Å = 5Å`
`KE` of `6eV` means `e^(-)` is accelerated by `6` volt.
Promotional Banner

Topper's Solved these Questions

  • ATOMIC STRUCTURE

    ALLEN|Exercise Exercise - 01|38 Videos

  • ATOMIC STRUCTURE

    ALLEN|Exercise Exercise - 02|59 Videos

  • IUPAC NOMENCLATURE

    ALLEN|Exercise Exercise - 05(B)|8 Videos

Similar Questions

Explore conceptually related problems

An electron is moving with a kinetic energy of 2.275 xx 10^(25) J . Calculate its de-Broglie wavelength. (Mass of electron = 9.1 xx 10^(-31) kg, h = 6.6 xx 10^(-34) J s)

The de Broglie wavelength of an electron (m=9.11 xx 10^(-31) kg) is 1.2 xx 10^(-10)m . Determine the kinetic energy of the electron.

The de-Broglie wavelength of proton (" charge" = 1.6 xx 10^(-19)C, "mass" = 1.6 xx 10^(-27) Kg) accelerated through a potential difference of 1kV is

Find the de-Broglie wavelength of an electron with kinetic energy of 120 eV.

Find the de-Broglie wavelength of an electron with kinetic energy of 120 eV.

Find the de-Broglie wavelength of an electron in a metal at 127^@C . Given, mass of electron =9.11xx10^(-31)kg , Boltsmann constant =1.38xx10^(-23)"J mole"^-1K^-1 , Plank constant =6.63xx10^(-34)Js .

The kinetic energy of an electron is 5 eV . Calculate the de - Broglie wavelength associated with it ( h = 6.6 xx 10^(-34) Js , m_(e) = 9.1 xx 10^(-31) kg)

What is the (a) momentum (b) speed and (c) de-Broglie wavelength of an electron with kinetic energy of 120 eV. Given h=6.6xx10^(-34)Js, m_(e)=9xx10^(-31)kg , 1eV=1.6xx10^(-19)J .

ALLEN-ATOMIC STRUCTURE-Exercise - 05[A]
  1. Find de-Broglie wavelength of electron with KE =9.6xx10^(-19)J.

    Text Solution

    |

  2. An atom has a mass of 0.02kg and uncertainty in its velocity is 9.218x...

    Text Solution

    |

  3. Energy of H-atom in the ground state is -13.6eV. Hence energy in the s...

    Text Solution

    |

  4. Uncertainty in position of a particle of 25g in space is 10^(8)m Henc...

    Text Solution

    |

  5. The orbital angular momentum for an electron revolving in an orbit ...

    Text Solution

    |

  6. The number of d-electron retained in Fe^(2) ("At no. of" Fe =26) ion ...

    Text Solution

    |

  7. The de-Broglie wavelength of a tennis ball mass 60 g moving with a ve...

    Text Solution

    |

  8. In Bohr series of lines of hydrogen spectrum, third line from the red ...

    Text Solution

    |

  9. Which of the following sets of quantum number is correct for an electr...

    Text Solution

    |

  10. Consider the ground state Cr atom (Z = 24). The number of electron w...

    Text Solution

    |

  11. The wavelength of the radiations emitted when in a hydrogen atom elect...

    Text Solution

    |

  12. Which one of the following sets of ions represents the collection of i...

    Text Solution

    |

  13. In a malti-electrons atom which of the following orbitals deseribed...

    Text Solution

    |

  14. Which of the following are not isoelectronic speices ?

    Text Solution

    |

  15. Which of the following statement is correct in relation to the hydroge...

    Text Solution

    |

  16. According to Boohr's theory the angular momentum of an electron in 5th...

    Text Solution

    |

  17. Uncertainty in the position of an electron mass (9. 1 xx 10^(31) kg) ...

    Text Solution

    |

  18. Which of the following sets of quantum numbers represents the highest ...

    Text Solution

    |

  19. Which one of the following consitutes a group of the isoelectronic spe...

    Text Solution

    |

  20. The ionization enthalpy of hydrogen atom is 1.312 xx 10^6 J mol^-1. Th...

    Text Solution

    |

  21. In an atom, an electron is moving with a speed of 600 m//s with an ac...

    Text Solution

    |