Easy MCQ +4 / -1 PYQ · JEE Mains 2022

Sulphur dioxide is one of the components of polluted air. SO2 is also a major contributor to acid rain. The correct and complete reaction to represent acid rain caused by SO2 is :

  1. A 2SO<sub>2</sub> + O<sub>2</sub> $\to$ 2SO<sub>3</sub>
  2. B SO<sub>2</sub> + O<sub>3</sub> $\to$ SO<sub>3</sub> + O<sub>2</sub>
  3. C SO<sub>2</sub> + H<sub>2</sub>O<sub>2</sub> $\to$ H<sub>2</sub>SO<sub>4</sub>
  4. D 2SO<sub>2</sub> + O<sub>2</sub> + 2H<sub>2</sub>O $\to$ 2H<sub>2</sub>SO<sub>4</sub> Correct answer

Solution

<p>$$2\text{SO}_{2} +\text{O}_{2} +\text{2H}_{2} \text{O} \longrightarrow \text{2H}_{2} \text{SO}_{4} $$</p> <p>Acid rain occurs due to increased concentration of oxides of sulphur and Nitrogen.</p>

About this question

Subject: Chemistry · Chapter: p-Block Elements · Topic: Group 13: Boron Family

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