Ionic liquid — An ionic liquid is a liquid that contains essentially only ions. Some ionic liquids, such as ethylammonium nitrate are in a dynamic equilibrium where at any time more than 99.99% of the liquid is made up of ionic rather than molecular species. In … Wikipedia
reaction mechanism — Introduction in chemical reactions (chemical reaction), the detailed processes by which chemical substances are transformed into other substances. The reactions themselves may involve the interactions of atoms (atom), molecules (molecule),… … Universalium
Ionic bond — [ noble gas electron configuration, and this electron enters the chlorine atom exothermically. The oppositely charged ions are then attracted to each other, and their bonding releases energy. The net transfer of energy is that energy leaves the… … Wikipedia
Reaction rate — Iron rusting a chemical reaction with a slow reaction rate. Wood … Wikipedia
Réaction d'Ullmann — La réaction d Ullmann ou couplage d Ullmann[1] est une réaction de couplage entre deux halogénures d aryle utilisant du cuivre. Cette réaction doit son nom à Fritz Ullmann[2]. Un exemple classique de cet … Wikipédia en Français
electrochemical reaction — ▪ chemistry Introduction any process either caused or accompanied by the passage of an electric current and involving in most cases the transfer of electrons between two substances one a solid and the other a liquid. Under ordinary… … Universalium
ion-exchange reaction — ▪ chemical reaction Introduction any of a class of chemical reactions between two substances (each consisting of positively and negatively charged species called ions (ion)) that involves an exchange of one or more ionic components.… … Universalium
Heck reaction — The Heck reaction (also called the Mizoroki Heck reaction)[1] is the chemical reaction of an unsaturated halide (or triflate) with an alkene and a base and palladium catalyst to form a substituted alkene.[2][3] Together with the other palladium… … Wikipedia
acid–base reaction — ▪ chemistry Introduction a type of chemical process typified by the exchange of one or more hydrogen ions, H+, between species that may be neutral (molecules, such as water, H2O; or acetic acid, CH3CO2H) or electrically charged (ions, such… … Universalium
Ullmann reaction — The Ullmann reaction or Ullmann coupling [cite journal title = The Ullmann Synthesis of Biaryls author = P.E. Fanta journal = Synthesis volume = 1974 issue = pages = 9–21 year = 1974 url = doi = 10.1055/s 1974 23219 ] is a coupling reaction… … Wikipedia