exothermic reaction


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Noun1.exothermic reaction - a chemical reaction accompanied by the evolution of heatexothermic reaction - a chemical reaction accompanied by the evolution of heat
chemical reaction, reaction - (chemistry) a process in which one or more substances are changed into others; "there was a chemical reaction of the lime with the ground water"
References in periodicals archive ?
The parameters enthalpy of activation energy and free energy obtained negative results that indicated exothermic reaction and spontaneous nature of the sorption of metal ions.
The purpose of the exothermic reaction is twofold: it allows larger pockets of entrapped aluminum to coalesce and fall back into the molten bath, and it facilitates reactions between aluminum and fluorides.
The cable products are required to meet the burning performance: an exothermic reaction with an oxidizer, heat of combustion, combustion temperature, energy of heat release, burning rate.
The results indicated that the kinetics of exothermic reaction, which was believed to be related to the cyclization process of nitrile groups, was significantly modified by [gamma]-ray irradiation.
The 2nd step is the nitration process; which is an exothermic reaction and temperature may rise up to 100C or above if the addition of nitric acid is rapid.
This contribution is focused on brief description of design of robustly stabilizing PI controllers for a CSTR in which an exothermic reaction occurs.
R' methacrylates, however, give off a lower level of heat during the exothermic reaction than methyl methacrylates.
As part of the Company's ongoing investigation, it has been determined that the fumes that spread out of the plant were caused by an exothermic reaction during polymerization," D&L said.
The exothermic reaction produced by Siluria s proprietary catalyst uses methane and oxygen to produce ethylene, water and energy.
Polyacrylamides are formed from the radical chain polymerization of acrylamide with cationic or anionic monomers, which is a highly exothermic reaction (Figure 2).
Wallace is quoted in the memo as saying that a technical review "identified certain conditions that might potentially cause an exothermic reaction inside a drum.
75, and 1:1 showed an exothermic reaction at 150[degrees]C, resins with eq-MRs of 1:2 and 1:3 exhibited exothermic peaks at 185[degrees]C, and resins with an eq-MR of 1:4 presented an exothermic peak at 180[degrees]C.