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  3. 9th Class
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  5. Structure of the Atom

9th Class Science Structure of the Atom Question Bank Atomic Structure Conceptive Objective Problems

  • question_answer
    When alpha particles are sent through a thin metal foil, most of them go straight through the foil. This is because:

    A)  Alpha particles are much heavier than electrons.

    B)  Alpha particles are positively charged.

    C)  Most part of the atom is empty space.

    D)  Alpha particles move with high velocity

    Correct Answer: C

    Solution :

        Not Available


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