Solve: Share with your friends Share 0 Vartika Jain answered this Dear Student, The molecularity of the reaction is 2 as 2 molecules are combining hereThe order is also 2. This is because the power rasied to the concentration of both the reactant terms is 1So, order= 1+1=2Hence. correct answer is (a) 1 View Full Answer Rushil answered this Molecularity is 2 and order of reaction is 2 . 0