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KCET2019ChemistryGeneral Principles and Processes of Isolation of Metals

Among the following, the main reactions occurring in blast furnace during extraction of iron from haematite are: i. Fe ₂ O ₃+3 CO 2 Fe +3 CO ₂ ii. FeO + SiO ₂ FeSiO ₃ iii. Fe ₂ O ₃+3 C 2 Fe +3 CO iv. CaO + SiO ₂ CaSiO ₃

Options

  1. Aii and ii
  2. Bi and iv
  3. C( i ) and ( ii )
  4. Diiii and iv

Correct answer

B. i and iv

Step-by-step solution

(B)

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