New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    Which element in the modern periodic table has the same

    number of valence electrons as that of caesium?
    A Aluminium Correct Answer Incorrect Answer
    B Barium Correct Answer Incorrect Answer
    C Potassium Correct Answer Incorrect Answer
    D Calcium Correct Answer Incorrect Answer

    Solution

    The correct answer is C

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