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6th Class Science Sample Paper Science Olympiad Model Test Paper-4

  • question_answer
    For the experimental determination of rusting of iron, calcium chloride solution is used. What will happen if an iron nail is placed in a jar which contains water vapour?

    A) No rusting takes place

    B) Rusting takes place

    C) Calcium chloride absorbs carbon dioxide

    D) All of these

    E) None of these

    Correct Answer: E

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