agostic
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Agostic interaction — is a term, in organometallic chemistry, for the interaction of a coordinately unsaturated transition metal with a C H bond, when the two electrons involved in the C H bond enter the empty d orbital of a transition metal, resulting in a two… … Wikipedia
Interacción agóstica — es un término en química organometálica para la interacción de un metal de transición coordinadamente insaturado con un enlace C H, cuando los dos electrones involucrados en el enlace C H entran en el orbital d vacío del metal, resultando en un… … Wikipedia Español
Covalent bond — Covalent redirects here. For other uses, see Covalent (disambiguation). A covalent bond forming H2 (right) where two h … Wikipedia
Chemical bond — A chemical bond is an attraction between atoms that allows the formation of chemical substances that contain two or more atoms. The bond is caused by the electromagnetic force attraction between opposite charges, either between electrons and… … Wikipedia
Intermolecular force — Intermolecular forces (forces between two molecules) are weak compared to the intramolecular forces (forces keeping a molecule together). For example, the covalent bond present within HCl molecules is much stronger than the forces present between … Wikipedia
Ligand — This article is about ligands in inorganic chemistry. For ligands in biochemistry, see Ligand (biochemistry). For other uses, see Ligand (disambiguation). Cobalt complex [HCo(CO)4] with five ligands In coordination chemistry, a ligand is an ion… … Wikipedia
Metallic bond — Metallic bonding is the electrostatic attractive forces between the delocalized electrons, called conduction electrons, gathered in an electron sea , and the positively charged metal ions. Understood as the sharing of free electrons among a… … Wikipedia
Ziegler-Natta catalyst — A Ziegler Natta catalyst is a reagent or a mixture of reagents used in the production of polymers of 1 alkenes (α olefins). Ziegler Natta catalysts are typically based on titanium compounds and organometallic aluminium compounds, for example… … Wikipedia
Van der Waals force — In physical chemistry, the van der Waals force (or van der Waals interaction), named after Dutch scientist Johannes Diderik van der Waals, is the sum of the attractive or repulsive forces between molecules (or between parts of the same molecule)… … Wikipedia
Conjugated system — Cinnamaldehyde, a type of phenolic compound with a conjugated system … Wikipedia
