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JEE Main20208 Jan 2020Evening ShiftChemistryHydrogenActual

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 C a O + S i O 2 → C a S i O 3 b 3 F e 2 O 3 + C O → 2 F e 3 O 4 + C O 2 c F e O + S i O 2 → F e S i O 3 d F e O → F e + 1 2 O 2

Options

  1. Aa
  2. Ba and d
  3. Cc and d
  4. Dd

Correct answer

C. c and d

Step-by-step solution

In blast furnace (metallugy of iron) involved reactions are ( a )   CaO + SiO 2 → CaSiO 3 ( b )   3 Fe 2 O 3 + CO → 2 Fe 3 O 4 + CO 2

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