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

  • question_answer
    Which one of the following is true, if a substance gives orange colour when tested with universal indicator?

    A) The substance is a strong acid

    B) The substance is a weak acid

    C) The substance is a strong base

    D) The substance is neutral solution

    E) None of these

    Correct Answer: B

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