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    Question

    This scientistgavethe law-‘Properties of elements are

    a periodic function of their atomic number.’ This property of the fundamental importance of atomic number was discovered by-
    A Johann Wolfgang Döbereiner Correct Answer Incorrect Answer
    B John Newlands Correct Answer Incorrect Answer
    C Dmitri lvanovich Mendeléev Correct Answer Incorrect Answer
    D Henry Moseley Correct Answer Incorrect Answer

    Solution

    In 1913, Henry Moseley showed that the atomic number of an element is a more fundamental property than its atomic mass as described below.

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