11th Class Chemistry Redox Reactions

  • question_answer 62)   Calculate the oxidation number of phosphorus in the following species : (a) \[HPO_{3}^{2-}\]and                               (b) \[PO_{4}^{3-}\]

    Answer:

      (a) \[HPO_{3}^{2-}\]                                       (b) \[PO_{4}^{3-}\] \[+1+x-6=-2\]                    \[x-8=-3\]                 \[x=+3\]                               \[x=+5\]


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