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Atoms Test - 8...

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  • Question 1
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    Ionisation potential of hydrogen atom is -13.6 eV. Hydrogen atoms in the ground state are excited by monochromatic radiation of photon energy 12.1 eV. According to Bohr's theory, the spectral lines emitted by hydrogen will be

  • Question 2
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    The energy of a hydrogen atom in its ground state is -13.6 eV. The energy of the level corresponding to the quantum number n = 2 in the hydrogen atom is

  • Question 3
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    In terms of the Bohr radius a0, the radius of the second Bohr orbit of a hydrogen atom is given by 

  • Question 4
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    Rutherford's model of the atom was unstable, because

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