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COMEDK2020Chemistryp Block Elements (Group 15, 16, 17 & 18)

When conc. H ₂ SO ₄ is heated with P ₂ O ₅ , the acid is converted into

Options

  1. Asulphur
  2. Bsulphur dioxide
  3. Csulphur trioxide
  4. Da mixture of sulphur dioxide and sulphur trioxide

Correct answer

C. sulphur trioxide

Step-by-step solution

When eonc. H ₂ SO ₄ is heated with P ₂ O ₅ , the acid is convertod into sulphur trioxide. H ₂ SO ₄+ P ₂ O ₅ SO ₃+2 HPO ₃

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