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Atomic Test - 4...

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  • Question 1
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    If the electron in H atom jumps from the third orbit to second orbit, the wavelength of the emitted radiation is given by

  • Question 2
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    The ratio of the speed of the electron in the ground state of hydrogen atom to the speed of light is​

  • Question 3
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    In hydrogen atom the kinetic energy of electron in an orbit of radius r is given by

  • Question 4
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    In hydrogen atom the angular momentum of the electron in the lowest energy state is

  • Question 5
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    According to Bohr model of hydrogen atom, the radius of stationary orbit characterized by the principal quantum number n is proportional to​

  • Question 6
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    To explain his theory Bohr used:

  • Question 7
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    In Bohr model of hydrogen atom, radiation is emitted when the electron

  • Question 8
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    The number of times an electron goes around the first Bohr orbit in a second is

  • Question 9
    1 / -0

    The ratio of volume of atom to volume of nucleus is​

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