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Nuclear Chemistry Test - 14

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Nuclear Chemistry Test - 14
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  • Question 1
    4 / -1
    The nucleus of an atom can be assumed to be spherical. The radius of the nucleus of mass number A is given by 1.25 × 10-13 × A 1/3 cm. Radius of atom is one Å. If the mass number is 64, then the fraction of the atomic volume that is occupied by the nucleus is
    Solution

  • Question 2
    4 / -1
    The value of amu is which of the following?
    Solution

  • Question 3
    4 / -1
    7N14 can be converted into 8O17 and proton by combination with which one of the following?
    Solution

  • Question 4
    4 / -1

    Solution

  • Question 5
    4 / -1
    The relative penetrating power of α, β, γ and neutron(n) follows the order
    Solution

  • Question 6
    4 / -1

    Solution

  • Question 7
    4 / -1
    The number of α and β-particles emitted in nuclear reaction
    90 Th 228 → 83 Bi 212 are respectively,
    Solution

  • Question 8
    4 / -1
    Which among the following are correct with respect to the unit of radioactivity?
    I. The SI unit of radioactivity is curie (Ci)
    II. 1 Ci = 3.7 × 1010 disintegrations s-1
    III. 1 Bq = 3.7 × 1010 Ci
    IV. The SI unit of radioactivety is Becquerel (Bq)
    V. 1 Ci = 3.7 × 1010 Bq
    Solution

  • Question 9
    4 / -1
    The number of α and β- particles emitted in the nuclear reaction
    90 Th 228 → 83 Bi 212 are
    Solution

  • Question 10
    4 / -1

    Solution

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