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10th Class Science Acids, Bases and Salts / अम्ल, क्षार एवं लवण Question Bank 10th CBSE Science Acids, Bases and Salts

  • question_answer
      Two solutions X and Y have pH values of 3.0 and 9.5 respectively. Which of these will turn litmus solution from blue to red and which will turn phenolphthalein from colourless to pink?

    Answer:

                      X will turn blue litmus to red. Y will turn phenolphthalein from colourless to pink.


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