Chemistry, asked by Anonymous, 1 year ago

(S2O3)-2+Sb2O5->SbO+H2SO3 Balance the equation


Ravina: Is the given question correct? Check once!
Anonymous: ya sure it is correct
keerthika1998lekha: the eq is nt correct ya....how cm h2 appear suddenly
Ravina: That's why, I asked him to check the question. Because there's no H on L.H.S
keerthika1998lekha: ss ravina

Answers

Answered by kvnmurty
5
           ( S₂ O₃ )²⁻ + Sb O₅      =>    Sb O + H₂ S O₃
 Sulphur oxide and Antimony pentoxide. => Antimony monoxide + Suphurous acid

     Here on the products side, we have not any ions.  It is possible that we have Hydrogen ions on the reactants side.  Hydrogen ions are probably available through an aqueous solution.

  It is not possible to balance this equation unless we know all the reactants.

       x  ( S₂ O₃ )²⁻ + y Sb O₅ + z H⁺  + w H₂ O    =>   a * Sb O + b * H₂ S O₃
    
        Balance     Sulphur =>  b = 2x       
                      antimony Sb  =>      a = y
                       ionic charge    =>    2x = z
                       Hydrogen    =>    2x + 2 w = 2b = 4x  =>  w = x

       Balance oxygen now,
                       3x + 5 y + x = y + 6x        =>  4 y = 2 x    =>  x  = 2y

  Choose y = 1,

       2 ( S₂ O₃ )²⁻ +  Sb O₅ + 4 H⁺ + 2 H₂ O    ==>   Sb O  + 4 H₂  S O₃

 

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