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JEE Main & Advanced Chemistry The p-block Elements-II / p-ब्लॉक तत्व-II Question Bank Nitrogen Family

  • question_answer
    \[{{P}_{2}}{{O}_{5}}\] is heated with water to give [CBSE PMT 1991; DPMT 2000]

    A) Hypophosphorus acid

    B) Orthophosphorus acid

    C) Hypophosphoric acid

    D) Orthophosphoric acid

    Correct Answer: D

    Solution :

    \[{{P}_{2}}{{O}_{5}}+3{{H}_{2}}O\,\to \,2{{H}_{3}}P{{O}_{4}}\] orthophosphoric acid.


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