11th Class Chemistry Redox Reactions

  • question_answer 55)   Identify the correct statements with reference to the given reaction: \[{{P}_{4}}+3O{{H}^{-}}+3{{H}_{2}}\to P{{H}_{3}}+3{{H}_{2}}PO_{2}^{-}\] (a) Phosphorus is undergoing reduction only.     (b) Phosphorus is undergoing oxidation only. (c) Phosphorus is undergoing oxidation as well as reduction. (d) Hydrogen is undergoing neither oxidation nor reduction.

    Answer:

      (c, d) It is disproportionation in which phosphorus is simultaneously oxidised as reduced. While hydrogen is spectator only.


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