In the reaction Fe + 2HCl → FeCl2 + H2, what is the change in oxidation state for iron? - P BLOCK ELEMENTS Quiz | GKFix.in

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In the reaction Fe + 2HCl → FeCl2 + H2, what is the change in oxidation state for iron?

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

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