7th Class Science Acids, Bases and Salts / अम्ल, क्षार एवं लवण Question Bank Self Test-4

  • question_answer
    Which one of the following is the formula of nitric acid?

    A)   

    B)  

    C)  

    D)  All of these

    E)  None of these

    Correct Answer: A

    Solution :

     


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