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AP EAMCET20226 Jul 2022Morning ShiftChemistryp Block Elements (Group 15, 16, 17 & 18)Actual

Which of the following source materials generate SO ₂ that is used in contact process?

Options

  1. AS , FeS ₂
  2. BS , FeS
  3. CH ₂ ~S , FeS ₂
  4. DNa ₂ ~S , FeS ₂

Correct answer

A. S , FeS ₂

Step-by-step solution

Preparation of H ₂ SO ₄ from iron pyrite ( FeS ₂ ) : FeS ₂+ O ₂ Fe ₂ O ₃+ SO ₂ and from S : S + O ₂ SO ₂

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