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

  • question_answer
    Radioactivity was discovered by [CPMT 1983, 88; DPMT 1982; AMU 1983; MADT Bihar 1982]

    A)                 Henry Becquerel             

    B)                 Rutherford

    C)                 J. J. Thomson    

    D)                 Madam Curie

    Correct Answer: A

    Solution :

                    Henry Becquerel noticed the emission of penetrating                                 rays from potassium uranyl sulphate and Madam Curie named it as radioactivity.


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