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10th Class Science Sample Paper Science Olympiad Model Test Paper-8

  • question_answer
    Which one of the following metals does not displace \[{{H}_{2}}\] gas from dilute HCI or dilute\[{{H}_{2}}S{{O}_{4}}\]?

    A) Na

    B) Mg

    C) Cu

    D) Al

    E) None of these

    Correct Answer: C

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