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Question

Chemistry Question on Redox reactions

Coefficients x, y and z in the following balanced equation xMnO4+yH2S+zH+>S+Mn2++H2O {xMnO^{-}_4 + y H_2S + z H^{+} -> S + Mn^{2+} + H_2O} are respectively

A

38020

B

40337

C

38753

D

38389

Answer

38753

Explanation

Solution

the balanced equation is 2MnO4+5H2S+6H+>5S+2Mn2++8H2O {2MnO^{-}_4 + 5H_2S + 6 H^{+} -> 5 S + 2 Mn^{2+} + 8 \, H_2O } Thus, x = 2, y = 5, z = 6