Q.

In the extraction of iron in blast furnace which reaction takes place in zone of reduction ?

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a

CaO + SiO2  CaSiO3

b

C + O2  CO2

c

Fe2O3(s) + 3CO(g)  2Fe (s) +3CO2(g)

d

Na2CO3+SiO2Na2SiO3+CO2

answer is A.

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Detailed Solution

Fe2O3(s) + 3CO(g)  2Fe (s) +3CO2 

This is the reaction takes place in zone of reduction in blast furnace.

  CaSiO3  is slag formed in blast furnace.

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In the extraction of iron in blast furnace which reaction takes place in zone of reduction ?