7th Class Science Acids, Bases and Salts Question Bank Acids, Bases and Salts

  • question_answer A pH scale is given below. Which of the following mixtures can produce a neutral solution?

    A)  P and Q                              

    B)  P and R               

    C)         R and S               

    D)         All of these

    Correct Answer: B

    Solution :

    Neutralization is the reaction between an acid P and an alkali R to form salt and water. A neutral substance has pH value of 7.     


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