Medium MCQ +4 / -1 PYQ · JEE Mains 2020

Among the reactions (a) - (d), the reaction(s) that does/do not occur in the blast furnace during the extraction of iron is/are :
(a) CaO + SiO2 $\to$ CaSiO3
(b) 3Fe2O3 + CO $\to$ 2Fe3O4 + CO2
(c) FeO + SiO2 $\to$ FeSiO3
(d) FeO $\to$ Fe + ${{1 \over 2}}$O2

  1. A (a) and (d)
  2. B (c) and (d) Correct answer
  3. C (a)
  4. D (d)

Solution

In blast furnace (metallugy of iron) involved reactions are <br><br>(a) CaO + SiO<sub>2</sub> $\to$ CaSiO<sub>3</sub> <br><br>(b) 3Fe<sub>2</sub>O<sub>3</sub> + CO $\to$ 2Fe<sub>3</sub>O<sub>4</sub> + CO<sub>2</sub>

About this question

Subject: Chemistry · Chapter: p-Block Elements · Topic: Group 13: Boron Family

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