Please help me with this question.

Chemistry
Tutor: None Selected Time limit: 1 Day

For the following reaction

KClO3=>KCl+3/2O2

assign oxidation states to each element on each side of the equation.

     Reactants    Products

K                    

Cl

O

Which element is oxidized?

K

Cl 

O

Which element is reduced?

K

Cl 

O

Oct 16th, 2014

KClO3=>KCl+3/2O2

    Reactants        Products

K              +1          +1

Cl           +5                    -1

O                -2               0

Which element is oxidized?

As oxidation number of O increases from -2 to zero .so Oxygen is oxidised

Which element is reduced?

As oxidation number of  Cl decreases from +5 to -1 .so Cl is reduced


Oct 16th, 2014

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Oct 16th, 2014
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