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10th Class Science Metals and Non-metals / धातु और अधातु Question Bank Metals and Non-metals

  • question_answer
    An element X reacts with oxygen and forms oxide of X which turns red litmus Solution blue. An element X is a:

    A) Non-metal                     

    B) Metal

    C) Plastic              

    D) Either [a] or [b]

    E) None of these

    Correct Answer: B

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