Chemical reaction | Definition, Equations, Examples, & Types - Britannica
Nov 30, 2025 · A chemical reaction is a process in which one or more substances, the reactants, are converted to one or more different substances, the products. Substances are either chemical …
Chemical reaction - Energy, Reactants, Products | Britannica
Nov 30, 2025 · According to the modern view of chemical reactions, bonds between atoms in the reactants must be broken, and the atoms or pieces of molecules are reassembled into products by …
Chemical reaction - Conservation, Reactants, Products | Britannica
Nov 30, 2025 · Chemical reaction - Conservation, Reactants, Products: In reactions under normal laboratory conditions, matter is neither created nor destroyed, and elements are not transformed into …
What happens to chemical bonds when a chemical reaction takes place ...
According to the modern view of chemical reactions, bonds between atoms in the reactants must be broken, and the atoms or pieces of molecules are reassembled into products by forming new bonds. …
chemical reaction - Students | Britannica Kids | Homework Help
A chemical reaction is a process in which one or more substances are converted to one or more different substances. In the reaction, the atoms of the starting substances are rearranged, forming …
chemical reaction summary | Britannica
Reactions can be syntheses, decompositions, or rearrangements, or they can be additions, eliminations, or substitutions. Examples include oxidation-reduction, polymerization, ionization (see ion), …
What are the basics of chemical reactions? | Britannica
A chemical reaction is a process in which one or more substances, also called reactants, are converted to one or more different substances, known as products. Substances are either chemical elements or …
Oxidation-reduction reaction | Definition, Examples, & Facts | Britannica
Nov 13, 2025 · Because of their complementary nature, the oxidation and reduction processes together are referred to as redox reactions. The reactant that brings about the oxidation is called the oxidizing …
Cellular respiration | Definition, Equation, Cycle, Process, Reactants ...
Nov 28, 2025 · Glycolysis (which is also known as the glycolytic pathway or the Embden-Meyerhof-Parnas pathway) is a sequence of 10 chemical reactions taking place in most cells that breaks down …
Chemical reaction - Precipitation, Reactants, Products | Britannica
Nov 30, 2025 · Acids and bases are important compounds in the natural world, so their chemistry is central to any discussion of chemical reactions. There are several theories of acid-base behavior.