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What energy in eV will be required to ex...

What energy in eV will be required to excite the ground state electron of a hydrogen atom to h = 3 state ? Ground state energy `= -13.6 eV`.

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The correct Answer is:
12.09 eV
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Assume that the charge of an electron is 1.6times10^(-19) coulomb and the energy of the first orbit of hydrogen atom is -13.6 eV. If the energy required to excite the ground state electron of hydrogen atom to the first excited state, is expressed as y times10^(-19)J per atom, what is the value of y ?

Calculate the de-Broglie wavelength associated with the electron revolving in the first excited state of hydrogen atom. The ground state energy of the hydrogen atom is - 13.6 eV.

Knowledge Check

  • The energy required to excite an electron from the ground state of hydrogen atom to the first excited state, is

    A
    `1.602 xx 10^(-14) J`
    B
    `1.619 xx 10^(-16) J`
    C
    `1.632 xx 10^(-18) J`
    D
    `1.656 xx 10^(-20) J`

  • The ionization energy of hydrogen atom is -13.6 eV. The energy required to excite the electron in a hydrogen atom from the ground state to the first excited state is (Avogadro's constant = 6.022xx10^23 )

    A
    `1.69xx10^(-20)` J
    B
    `1.69xx10^(-23)` J
    C
    `1.69xx10^(23)` J
    D
    `1.69xx10^(25)` J

  • The kinetic energy of the ground state electron in hydro- gen is +13.6 eV. What is its potential energy?

    A
    `-13.6` eV
    B
    ` -27.2` eV
    C
    `+27.2` eV
    D
    `+56.2` eV

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    The ground state energy of hydrogen atom is -13.6eV. What are P.E. and K.E. of electron in this state?

    A photon of energy 12.09 eV is absorbed by an electron in ground state of a hydrogen atoms. What will be the energy level of electron ? The energy of electron in the ground state of 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 .

    If the energy in the first excited state in hydrogen atom is 23.8 eV then the potential energy of a hydrogen atom in the ground state can be assumed to be

    The total energy of the electron in the hydrogen atom in the ground state is - 13.6 eV . The KE of this electron is.

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