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Tag: Catalyst

Arrhenius Equation

Science > Chemistry > Chemical Kinetics > Arrhenius Equation In this article, we shall study the factors affecting the rate of a chemical reaction and the Arrhenius equation. Factors Affecting the Rate Of Reaction: The Concentration of Reactants: The number of collisions and hence the activated collisions between the reactant molecules increase with the increase […]

Physical Chemistry

Collision Theory

Science > Chemistry > Chemical Kinetics > Collision Theory The occurrence of a bimolecular chemical reaction can be explained on the basis of collision theory. The Collision of Reacting Molecules: Consider a bimolecular general reaction A + B → C In order for a chemical reaction to take place, the molecules of reactants A and […]

Physical Chemistry

Molecularity of Reaction and Catalysis

Post author By Hemant More
Post date November 25, 2020
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Science > Chemistry > Chemical Kinetics > Molecularity of Reaction and Catalysis In this article, we shall study the molecularity of reaction and catalysis. The Concept of Elementary Reactions: Many reactions that follow a simple rate law are actually taking place in series of steps. These reactions are called complex reactions. Each step in a […]

Physical Chemistry

Rate of Zero Order Reaction

Post author By Hemant More
Post date November 25, 2020
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Science > Chemistry > Chemical Kinetics > Rate of Zero Order Reaction In this article, we shall study the analytical treatment to the zero-order reaction, and the rate of zero-order reaction. Order of Reaction: The overall order of the reaction is defined as the sum of the exponents to which the concentration terms in the […]

Physical Chemistry

First Order Reaction

Science > Chemistry > Chemical Kinetics > Rate of First Order Reaction In this article, we shall study the order of reaction and the analytical treatment to the first-order reaction, and the rate of the first-order reaction. Order of Reaction: The overall order of the reaction is defined as the sum of the exponents to […]

Physical Chemistry

Introduction to Chemical Kinetics

Post author By Hemant More
Post date July 31, 2020
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Science > Chemistry > Chemical Kinetics > Introduction to Chemical Kinetics In this article, we shall discuss the concept of chemical kinetics, rate of reactions, and types of reactions on the basis of their rates. Rate of Reaction: The branch of chemistry, which deals with the rate of chemical reactions, the factors affecting the rate […]

Physical Chemistry

Applications of Adsorption

Post author By Hemant More
Post date April 3, 2020
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Science > Chemistry > Surface Chemistry > Applications of Adsorption In this article, we shall study some applications of adsorption. Adsorption Indicators: The phenomenon of adsorption is used to detect the endpoints of precipitation titrations. In such titrations, dyestuffs like eosin, fluorescein, alizarin red etc, are used as adsorption indicators. At the endpoint of the […]

Physical Chemistry

Application of Adsorption: Catalysis

Post author By Hemant More
Post date April 3, 2020
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Science > Chemistry > Surface Chemistry > Application of Adsorption: Catalysis In this article, we shall discuss very important application of the phenomenon of adsorption, called catalysis. Remaining applications are discussed in the next article. Catalyst: A catalyst is defined as a substance which when added to the reacting system increases the rate of the […]