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10th Class Science Sample Paper Science Olympiad Model Test Paper-3

  • question_answer
    Which one of the following is produced if dilute hydrochloric acid is added to iron filings?

    A) Ferrous oxide and hydrogen gas

    B) No reaction will take place

    C) Hydrogen gas and iron

    D) Hydrogen gas and iron chloride

    E) None of these

    Correct Answer: D

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