BCECE Medical BCECE Medical Solved Papers-2005

  • question_answer
    Formula of hypophosphorus acid is :

    A)  \[H-\overset{\begin{smallmatrix}  O \\  || \end{smallmatrix}}{\mathop{\underset{\begin{smallmatrix}  | \\  H \end{smallmatrix}}{\mathop{P}}\,}}\,-OH\]  

    B)  \[HO-\overset{\begin{smallmatrix}  O \\  || \end{smallmatrix}}{\mathop{\underset{\begin{smallmatrix}  | \\  OH \end{smallmatrix}}{\mathop{P}}\,}}\,-OH\]

    C)  \[H-\overset{\begin{smallmatrix}  O \\  || \end{smallmatrix}}{\mathop{\underset{\begin{smallmatrix}  | \\  H \end{smallmatrix}}{\mathop{P}}\,}}\,=OH\]

    D)  \[H-\overset{\begin{smallmatrix}  O \\  || \end{smallmatrix}}{\mathop{\underset{\begin{smallmatrix}  | \\  OH \end{smallmatrix}}{\mathop{P}}\,}}\,-OH\]

    Correct Answer: A

    Solution :

    Hypophosphorus acid is \[{{H}_{3}}P{{O}_{4}}\] It is monobasic acid.


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