1.

The reaction that is not asscoiated with the middle region of blast furnace during smelting is ______.A. `CO_(2)+Cto2CO`B. `CaCO_(3)toCaO+CO_(2)`C. `CaO+SiO_(2)toCaSiO_(3)`D. `C+O_(2)toCO_(2)`

Answer» `C+O_(2)toCO_(2)`. This reaction takes plance in the lower region of blast furnace.


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