JEE Main & Advanced Chemistry Surface & Nuclear Chemistry / भूतल और नाभिकीय रसायन Question Bank Radioactivity and a,b rays

  • question_answer
    Which is the correct statement  [CPMT 1971]

    A)                 Isotopes are always radioactive

    B)                 \[\beta \]-rays are always negatively charged particles

    C)                 \[\alpha \]-rays are always negatively charged particles

    D)                 \[\gamma \]-rays can be deflected in magnetic field

    Correct Answer: B

    Solution :

              a-rays are positively charged, b-rays are negatively charged, g-rays carry no charge and thus not deflected in field.


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