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Chemical Kinetics and Nuclear Chemistry question

2024 · Shift 1 · Q9
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Chemical Kinetics and Nuclear Chemistry question

2024 · Shift 1 · Q9

JEE AdvancedChemistryChemical Kinetics and Nuclear ChemistryNumerical+4 / −1
Consider the following reaction, 2H2( g)+2NO(g)→N2( g)+2H2O(g)2 \mathrm{H}_2(\mathrm{~g})+2 \mathrm{NO}(\mathrm{g}) \rightarrow \mathrm{N}_2(\mathrm{~g})+2 \mathrm{H}_2 \mathrm{O}(\mathrm{g})2H2​( g)+2NO(g)→N2​( g)+2H2​O(g) which follows the mechanism given below : 2NO(g)⇌k−1k1N2O2( g) (fast equlibrium) N2O2( g)+H2( g)→k2 N2O(g)+H2O(g) (slow reaction) N2O(g)+H2( g)→k3 N2( g)+H2O(g) (fast reaction) \begin{array}{ll} 2 \mathrm{NO}(\mathrm{g}) \stackrel{k_1}{\underset{k_{-1}}{\rightleftharpoons}} \mathrm{N}_2 \mathrm{O}_2(\mathrm{~g}) & \text { (fast equlibrium) } \\\\ \mathrm{N}_2 \mathrm{O}_2(\mathrm{~g})+\mathrm{H}_2(\mathrm{~g}) \xrightarrow{k_2} \mathrm{~N}_2 \mathrm{O}(\mathrm{g})+\mathrm{H}_2 \mathrm{O}(\mathrm{g}) & \text { (slow reaction) } \\\\ \mathrm{N}_2 \mathrm{O}(\mathrm{g})+\mathrm{H}_2(\mathrm{~g}) \xrightarrow{k_3} \mathrm{~N}_2(\mathrm{~g})+\mathrm{H}_2 \mathrm{O}(\mathrm{g}) & \text { (fast reaction) } \end{array}2NO(g)k−1​⇌​k1​​N2​O2​( g)N2​O2​( g)+H2​( g)k2​​ N2​O(g)+H2​O(g)N2​O(g)+H2​( g)k3​​ N2​( g)+H2​O(g)​ (fast equlibrium)  (slow reaction)  (fast reaction) ​ The order of the reaction is ‾\underline{\hspace{2cm}}​.
Numerical answer
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