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Atoms and Nucle...

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  • Question 1
    4 / -1

    Atomic weight of boron is 10.81 and it has two isotopes 5B10 and 5B11. Then ratio of 5B10 : 5B11 in nature would be

  • Question 2
    4 / -1

    The mass of a neutron is the same as that of

  • Question 3
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    The mass defect per nucleon is called

  • Question 4
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    Nuclear forces are

  • Question 5
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    In helium nucleus, there are

  • Question 6
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    Antiparticle of electron is

  • Question 7
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    The mass of an α–particle is

  • Question 8
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    If the binding energy per nucleon in Li7 and He4 nuclei are respectively 5.60 MeV and 7.06 MeV, then energyof reaction Li7 + p →22He4 is

  • Question 9
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    Energy of 1 g uranium is equal to

  • Question 10
    4 / -1

    Atomic number of a nucleus is Z and atomic mass is M. The number of neutron is

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