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10th Class Science Sample Paper Science Olympiad Model Test Paper-16

  • question_answer
    The atomic number of an element X is 12. What an atom of X must do to attain the nearest inert gas electronic configuration?

    A) The atom must lose one electron

    B) The atom must gain one electron

    C) The atom must lose two electrons

    D) The atom must gain two electrons

    E) None of these

    Correct Answer: C

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