The raw materials used for the smelting of iron ore in a furnace is? by Sunday | Oct 13 | Chemistry JAMB | 0 comments A. CaSO4 B. CaCO3 C. CuSO4 D. Zn(NO3)2 Correct Answer: Option B = CaCO3 Users Also Read These:The earthly impurities in iron ore are removed in…Which of the following substance is an ore of iron?In the extraction of iron, the waste gas from the…In the extraction of iron; hot air is introduced…During the extraction of iron in the blast furnace;…