Use the change in oxidisation numbers to determine which elements are oxidised and reduced in this reaction. C + H2SO4 - - >CO2 + SO2 + H2O

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Mathematics

Caitlin Mccarthy

6 September, 06:35

Use the change in oxidisation numbers to determine which elements are oxidised and reduced in this reaction. C + H2SO4 - - >CO2 + SO2 + H2O

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Haiden Mcmahon · Answer 1

Hello,

xC+yH2SO4->xCO2+ySO2+zH2O

for H: 2y=2z==>y=z

for O:4y=2x+2y+z = = >2y=2x+z

Let's

z=t

y=t

2x=t or x=y/2

We suppose t=2

z=2

y=2

x=1

==>C+2H2SO4->CO2+2SO2+2H2O