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 function of limestone in the extraction of iron…Gold, diamond, iron ore and limestone are…The earthly impurities in iron ore are removed in…Which of the following is not a naturally occurring…In the extraction of iron, the waste gas from the…