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The amount of heat that must be removed from one gram of a vapor at it's condensation point to condense the vapour with no change in temperature.

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Outer Orbital Complex

Valence bond designation for a complex in which the metal ion utilizes d orbitals in the outermost (occupied) shell in hybridization.

Capillary

A tube having a very small inside diameter.

Aromatic Hydrocarbons

Benzene and its derivatives.

Cis-Trans Isomerism

A type of geometrical isomerism related to the angles between like ligands.

End Point

The point at which an indicator changes colour and a titration is stopped.

Optical Isomers

Stereoisomers that differ only by being nonsuperimposable mirror images of each other, like right and left hands, also called enantiomers.

Proton

A subatomic particle having a mass of 1.0073 amu and a charge of +1, found in thew nuclei of atoms.

Combination Reaction

Reaction in which two substances (elements or compounds) combine to form one compound.

Inert s-pair Effect

Characteristic of the post-transition minerals, tendency of the outermost s electrons to remain nonionized or un shared in compounds.

Saccharate

A compound formed by interaction of sucrose with a metallic oxide, usually lime, and useful in the purification of sugar.