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Conduction of electrical current through a metal or along a metallic surface.

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Amide

Compound containing the O-C-N group.Compound that can be considered a derivative of ammonia in which one or more hydrogens are replaced by a alkyl or aryl groups.

 

Dynamic Equilibrium

An equilibrium in which processes occur continuously, with no net change. When two (or more) processes occur at the same rate so that no net change occurs.

Isomorphous

Refers to crystals having the same atomic arrangement.

Double Bond

Covalent bond resulting from the sharing of four electrons (two pairs) between two atoms.

Metathesis Reactions

Reactions in which two compounds react to form two new compounds, with no changes in oxidation number. Reactions in which the ions of two compounds exchange partners.

 

Chemical Equation

Description of a chemical reaction by placing the formulas of the reactants on the left and the formulas of products on the right of an arrow.

Distillation

The separation of a liquid mixture into its components on the basis of differences in boiling points. The process in which components of a mixture are separated by boiling away the more volitile liquid.

Flux

A substance added to react with the charge, or a product of its reduction, in metallurgy, usually added to lower a melting point.

Graham's Law

The rates of effusion of gases are inversely proportional to the square roots of their molecular weights or densities.

Avogadro's Law

At the same temperature and pressure, equal volumes of all gases contain the same number of molecules.