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

  • question_answer 86) The substances which form hydronium ions \[\left( {{\text{H}}_{\text{3}}}{{\text{O}}^{\text{+}}} \right)\] in water are called

    A) acids         

    B) bases

    C) alkalies                        

    D) None of these

    Correct Answer: A

    Solution :

     \[\text{HCl+}{{\text{H}}_{\text{2}}}\text{O}\to {{\text{H}}_{\text{3}}}{{\text{O}}^{\text{+}}}\text{+C}{{\text{l}}^{\text{-}}}\]               

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