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  3. 8th Class
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8th Class Science Sample Paper Science Olympiad Model Test Paper-16

  • question_answer
    Which one of the following types of substance is formed when magnesium wire burns in the presence of oxygen and white flame of magnesium oxide is dissolved in water?

    A) Base

    B) Acid

    C) Neutral

    D) All of these

    E) None of these

    Correct Answer: A

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