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  • Sulphur dioxide is one of the components of polluted air.  is also a major contributor to acid rain. The correct

Sulphur dioxide is one of the components of polluted air. \mathrm{SO}_{2} is also a major contributor to acid rain. The correct and complete reaction to represent acid rain caused by \mathrm{SO}_{2} is

Option: 1

2 \mathrm{SO}_{2}+\mathrm{O}_{2} \rightarrow 2 \mathrm{SO}_{3}


Option: 2

\mathrm{SO}_{2}+\mathrm{O}_{3} \rightarrow \mathrm{SO}_{3}+\mathrm{O}_{2}


Option: 3

\mathrm{SO}_{2}+\mathrm{H}_{2} \mathrm{O}_{2} \rightarrow \mathrm{H}_{2} \mathrm{SO}_{4}


Option: 4

2 \mathrm{SO}_{2}+\mathrm{O}_{2}+2 \mathrm{H}_{2} \mathrm{O} \rightarrow 2 \mathrm{H}_{2} \mathrm{SO}_{4}


Answers (1)

best_answer

Complete reaction to represent acid rain caused by \mathrm{SO_{2}}

2 \mathrm{SO}_{2}+\mathrm{O}_{2}+2 \mathrm{H}_{2} \mathrm{O} \longrightarrow 2 \mathrm{H}_{2} \mathrm{SO}_{4}

                                                \mathrm{(acid\: rain)}

Hence the correct answer is option 4

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Riya

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