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KCET2009ChemistryHydrocarbons

The electrophile involved in the sulphonation of benzene is

Options

  1. ASO ₃⁺
  2. BSO ₃²⁻
  3. CH ₃⁺ O
  4. DSO ₃

Correct answer

D. SO ₃

Step-by-step solution

The electrophile involved in the sulphonation of benzene is SO ₃ . 2 H ₂ SO ₄ SO ₃+ H ₃ O ⁺+ HSO ₄⁻

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