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In the Smelting of Iron from Iron Oxide According to the Equation

Question 147

Multiple Choice

In the smelting of iron from iron oxide according to the equation
Fe2O3(s) +3CO (g) →\rightarrow 2 Fe(s) +3CO2(g) , what is the change in oxidation number for iron?


A) (+3)
B) (-3)
C) (+2)
D) (-2)
E) 0

Correct Answer:

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