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10th Class Science Sample Paper Science Olympiad Model Test Paper-7

  • question_answer
    Out of the elements K, Li, Ca, S and Kr which has the highest ionization energy and which has the lowest ionization energy?

    A) Highest: K; Lowest: Kr

    B) Highest: S; Lowest: Li

    C) Highest: Kr; Lowest: K

    D) Highest: Ca; Lowest: K

    E) None of these

    Correct Answer: C

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