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An ionization reaction between identical molecules.

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Periodic Law

The properties of the elements are periodic functions of their atomic numbers.

Disproportionation Reactions

Redox reactions in which the oxidizing agent and the reducing agent are the same species.

Distillate

The material in a distillation apparatus that is collected in the receiver.

 

Coefficient of expansion

The ratio of the change in length or volumen of a body to the original lengthor volume for a unit change in temperature.

Electroplating

Plating a metal onto a (cathodic) surface by electrolysis.

Dipole

Refers to the separation of charge between two covalently bonded atoms.

Miscibility

The ability of one liquid to mix with (dissolve in) another liquid.

Acyl Group

Compound derived from a carbonic acid by replacing the --OH group with a halogen (X), usually --Cl, general formula is O R--C--X.

Colloid

A heterogeneous mixture in which solute-like particles do not settle out.

Dry Cells

Ordinary batteries (voltaic cells) for flashlights. radios, and so on, many are Leclanche cells.