JEE Main & Advanced Chemistry The p-block Elements-II / p-ब्लॉक तत्व-II Question Bank Noble Gases Family

  • question_answer
    Gradual addition of electronic shells in the noble gases causes a decrease in their [MP PET 1997]

    A) Ionization energy

    B) Atomic radius

    C) Boiling point

    D) Density

    Correct Answer: A

    Solution :

      As the number of shells increases, size increases and the effective nuclear charge on the outermost electron decreases. Thus, I.E. decreases.


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