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

  • question_answer
    Identify the pH of a solution that turns blue litmus red.

    A) 8                                            

    B) 6                            

    C) 9                                            

    D) 10

    Correct Answer: B

    Solution :

    Solutions which turn blue litmus red are acidic solutions. Their pH is below 7.


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