The change in the oxidation state of iron in the reaction represented by the equation:  \(2FeCl_{3} + H_{2}S \to 2FeCl_{2} + 2HCl + S\)  is

A.

+2 to +3

B.

0 to +2

C.

+3 to +2

D.

+3 to 0

View answer & explanation

Correct answer is C

The oxidation number of Iron in \(FeCl_{3}\) = +3. The oxidation number in \(FeCl_{2}\) = +2.

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