JEE Main 202529 Jan, Morning shiftChemistryMediumChemical Kinetics62× since 2002The reaction A2+B2→2AB\mathrm{A_2 + B_2 \rightarrow 2AB}A2+B2→2AB follows the mechanism A2⇌k1k−1A+A\mathrm{A_2 \underset{k_{-1}}{\overset{k_1}{\rightleftharpoons}} A + A}A2k−1⇌k1A+A (fast), A+B2→k2AB+B\mathrm{A + B_2 \xrightarrow{k_2} AB + B}A+B2k2AB+B (slow), A+B→AB\mathrm{A + B \rightarrow AB}A+B→AB (fast). The overall order of the reaction is :AOption A. 3BOption B. 1.5COption C. 2DOption D. 2.5CheckSkip · show solution
