air reaction
91Swiss Air — Swissair Demande de traduction Swissair → …
92Korean Air Lines Flight 007 — Flight 007 redirects here. For other uses, see Flight 7 (disambiguation). Korean Air Lines Flight 007 Artist s rendition of HL7442, the KAL 747 lost during Flight 007 Occurrence summary …
93Nuclear chain reaction — A possible nuclear fission chain reaction. 1. A uranium 235 atom absorbs a neutron, and fissions into two new atoms (fission fragments), releasing three new neutrons and a large amount of binding energy. 2. One of those neutrons is absorbed by an …
94Photosynthetic reaction centre — A photosynthetic reaction center is a complex of three types of protein that is the site where molecular excitations originating from sunlight are transformed into a series of electron transfer reactions. The reaction center proteins bind… …
95Équation de réaction — Équation chimique Une équation chimique est un écrit symbolique qui modélise la transformation de molécules et d atomes lors d une réaction chimique. Elle peut se présenter sous plusieurs formes : réactifs → produits (réaction chimique… …
96photochemical reaction — Chemical reaction initiated by absorption of energy in the form of visible (light), ultraviolet, or infrared radiation. Primary photochemical processes occur as an immediate result, and secondary processes may follow. The most important example… …
97Grignard reaction — The Grignard reaction, named for the French chemist François Auguste Victor Grignard, is an organometallic chemical reaction in which alkyl or aryl magnesium halides (Grignard reagents), which act as nucleophiles, attack electrophilic carbon… …
98Coupling reaction — A coupling reaction in organic chemistry is a catch all term for a variety of reactions where two hydrocarbon fragments are coupled with the aid of a metal catalyst. In one important reaction type a main group organometallic compound of the type… …
99SABRE (Moteur à réaction) — Le moteur SABRE (Synergic Air Breathing Engine) est le moteur utilisé dans les projets de LAPCAT et Reaction Engines Limited pour des avions supersoniques. Les avions qu il propulse sont le Skylon et le LAPCAT A2. Fonctionnement Le moteur Sabre… …
100ion-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.… …
