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A nucleus of mass number 220 , initially...

A nucleus of mass number 220 , initially at rest, emits an `alpha` -particle. If the `Q` value of the reaction is `5.5MeV`, the energy (in MeV) of the emitted `alpha` -particle will be

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A nucleus with mass number 220 initially at rest emits an alpha -particle. If the Q-value of the reaction is 5.5 MeV, calculate the kinetic energy of the alpha -particle. (a) 4.4 MeV (b) 5.4 MeV (c) 5.6 MeV (d) 6.5 MeV

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Knowledge Check

  • A nucles with mass number 220 initilly at rest enits an a - particle . If the Q value of the reaction is 5.5MeV , calculate the kinetic energy of the a - particle

    A
    `4.4 MeV`
    B
    `5.4 MeV`
    C
    `5.6 MeV`
    D
    `6.5 MeV`

  • A nuclide at rest emits an alpha-particle. In this process:

    A
    alpha-particle moves with large velocity and the nuclesus remains at rest
    B
    both alpha-particle and nucleus move with equal speed in opposite direction
    C
    both move in opposite direction but nucleus with greater speed
    D
    both move in opposite direction but alpha-particle with greater speed.

  • When an alpha -particle is emitted

    A
    element moves 2 places to the right in the periodic table
    B
    element moves one place to the left
    C
    element moves 2 places to the left in the periodic table
    D
    elements maintains its positions

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    A nucleus with mass number 220 , initially at rest, emits an alpha -particle. If the Q value of reaction is 7.8MeV and subsequently after the emission of alpha -particle, a photon of energy 1.2 MeV is also emitted, then the kinetic energy (in MeV ) of alpha -particle is.

    A nucleus with mass number 220 , initially at rest, emits an alpha -particle. If the Q value of reaction is 7.8MeV and subsequently after the emission of alpha -particle, a photon of energy 1.2 MeV is also emitted, then the kinetic energy (in MeV ) of alpha -particle is.

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