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JEE Main & Advanced Chemistry Structure of Atom / परमाणु संरचना Question Bank Atomic models and Planck's quantum theory

  • question_answer
    When \[\alpha \]-particles are sent through a thin metal foil, most of them go straight through the foil because (one or more are correct)                                            [IIT 1984]

    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 :

                    a-particles pass through because most part of the atom is empty.


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