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Compound in which a carbonyl group is bound to two alkyl or two aryl groups, or to one alkyl and one aryl group.

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Deposition

The direct solidification of a vapor by cooling, the reverse of sublimation.

Adsorption

Adhesion of a species onto the surfaces of particles.

Band

A series of very closely spaced, nearly continuous molecular orbitals that belong to the crystal as a whole.

Tyndall Effect

The scattering of light by colloidal particles.

Fluids

Substances that flow freely, gases and liquids.

Denatured

A commercial term used to describe ethanol that has been rendered unfit for human consumption because of the addition of harmful ingredients to make it sales tax-expempt.

 

Daughter Nuclide

Nuclide that is produced in a nuclear decay.

 

Differential Thermal Analysis (DTA)

A technique for observing the temperature, direction, and magnitude of thermally induced transitions in a material by heating/cooling a sample and comparing its temperature with that of an inert reference material under similar conditions.

Coordination Compound or Complex

A compound containing coordinate covalent bonds.

Halogens

Group VIIA elements: F, Cl, Br, I