The temperature in the calcium carbide furnace is _______________ °C ?
Correct answer: C. 2000-2200
- A. 200-300
- B. 700-850
- C. 2000-2200
- D. 4000-4500
Explanation
Calcium carbide is produced by reducing lime with coke in an electric furnace at about 2000 to 2200°C. The lower temperature ranges are insufficient for this highly endothermic reaction.
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