When initial concentration of a reactant is doubled in a reaction, its half-life period is not affected. The order of the reaction is its half-life period is not affected. The order of the reaction is When initial concentration of a reactant is doubled in a reaction June 4, 2021 Category: Chapter 17 - Chemical Kinetics , Chemistry , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Facebook Messenger WhatsApp Share this:TwitterFacebook Related