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      Question

      Identify the correct chemical reaction involved in

      bleaching powder preparation
      A NaCl + H₂O + CO₂ + NH₃ → NH₄Cl + NaHCO₃ Correct Answer Incorrect Answer
      B 2 NaCl (aq) + 2 H₂O (l) → 2 NaOH (aq) + Cl₂ (g) + H₂ (g) Correct Answer Incorrect Answer
      C Ca(OH)₂ + Cl₂ → CaOCl₂ + H₂O Correct Answer Incorrect Answer
      D NaHCO₃ + H⁺ → CO₂ + H₂O + Sodium salt of acid Correct Answer Incorrect Answer

      Solution

      The correct answer is C

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