The change in the oxidation state of iron in the reaction represented by the equation is?

2FeCl3+H2S→2FeCl2+2HCl+S

A. +2 to +3
B. 0 to +2
C. +3 to +2
D. +3 to 0

Correct Answer: Option C

Explanation

The oxidation number of Iron in FeCl3 = +3. The oxidation number in FeCl2 = +2.