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Hydrocarbons that contain only single bonds. They are also called alkanes or paraffin hydrocarbons.

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Chain Termination Step

The combination of two radicals, which removes the reactive species that propagate the change reaction.

Alloying

Mixing of metal with other substances (usually other metals) to modify its properties.

Donor Atom

A ligand atom whose electrons are shared with a Lewis acid.

xylidine

Any of six isomeric compounds that have the formula C8H11N, are derivatives of xylene, and resemble aniline: used in dye manufacture.

Boiling Point

The temperature at which the vapor pressure of a liquid is equal to the applied pressure, also the condensation point

Cathode

Electrode at which reduction occurs in a cathode ray tube, the negative electrode.

Partial Pressure

The pressure exerted by one gas in a mixture of gases.

ytterbium

A rare metallic element found in gadolinite and forming compounds resembling those of yttrium. Symbol: Yb, at. wt.: 173.04, at. no.: 70, sp. gr.: 6.96. Cf."rare-earth element."

 

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.

Alums

Hydrated sulfates of the general formula M+M3+(SO4)2.12H2).