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9th Class Science Is Matter Around Us Pure Question Bank Self Test-3

  • question_answer
    A solution is prepared by mixing a white powder in the distilled water. As soon as the powder was added to the solution it turns blue. Identify the powder.

    A)  Sulphur

    B)  Copper

    C)  Bromine

    D)  Potassium

    E)  None of these

    Correct Answer: B

    Solution :


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