Saturated solution of SO2 is heated at 150°C in a closed container. The product obtained is treated — Qualitative and Quantitative Analysis Chemistry Question
Question
Saturated solution of SO2 is heated at 150°C in a closed container. The product obtained is treated with BaCl2 solution. What is/are the observation(s)?
Answer: B,D
💡 Solution & Explanation
SO2 + H2O -> H2SO3. 3H2SO3 -150°C-> S + 2H2SO4 + H2O. H2SO4 + BaCl2 -> BaSO4(white ppt.). The 'S' gives white turbidity.
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