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  • Which of the following reactions is intermolecular redox reaction?Option: 1 <img alt="\mathrm{NH}_4 \mathrm{NO}_2 \rightarrow \mathrm{N}_2+2 \mathrm{

Which of the following reactions is intermolecular redox reaction?

Option: 1

\mathrm{NH}_4 \mathrm{NO}_2 \rightarrow \mathrm{N}_2+2 \mathrm{H}_2 \mathrm{O}


Option: 2

\begin{aligned} & 2 \mathrm{KClO}_3 \rightarrow 2 \mathrm{KCl}+3 \mathrm{O}_2 \\ \end{aligned}


Option: 3

\begin{aligned} & \mathrm{CaCO}_3 \rightarrow \mathrm{CaO}+\mathrm{CO}_2 \\ \end{aligned}


Option: 4

\begin{aligned} & \mathrm{PCl}_5 \rightarrow \mathrm{PCl}_3+\mathrm{Cl}_2 \end{aligned}


Answers (1)

best_answer

For the reaction \mathrm{CaCO}_3 \rightarrow \mathrm{CaO}+\mathrm{CO}_2 ,there is no change in oxidation state of any atom. So, it is not an intermolecular reaction.

Posted by

himanshu.meshram

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