2. Sample Papers
  3. 10th Class
  4. Science

10th Class Science Sample Paper Science Olympiad Model Test Paper-11

  • question_answer
    A solution gives pink colour with phenolphthalein. Its pH is likely to be:

    A) 1

    B) 9

    C) 7

    D) All of these

    E) None of these

    Correct Answer: B

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