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in Chemistry by (123k points)
The principal reaction in the zone of fusion of blast furnace employed in the metallurgy of iron is
A. `C+O_(2) to CO_(2)`
B. `2C+O_(2) to 2CO`
C. `CO_(2) + C to CO`
D. `Fe_(2)O_(3) + 3CO to 2Fe + 3CO_(2)`

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