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Isomers that differ only in the way that atoms are oriented in space, consist of geometrical and optical isomers.

 

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Eluate

Solvent (or mobile phase) which passes through a chromatographic column and removes the sample components from the stationary phase.

Solvation

The process by which solvent molecules surround and interact with solute ions or molecules.

Common Ion Effect

Suppression of ionization of a weak electrolyte by the presence in the same solution of a strong electrolyte containing one of the same ions as the weak electrolyte.

Covalent Compounds

Compounds containing predominantly covalent bonds.

Nucleons

Particles comprising the nucleus, protons and neutrons.

Fractional Distillation

The process in which a fractioning column is used in distillation apparatus to separate components of a liquid mixture that have different boiling points.

Nonbonding Orbital

A molecular orbital derived only from an atomic orbital of one atom, lends neither stability nor instability to a molecule or ion when populated with electrons.

Ampere

Unit of electrical current, one ampere equals one coulomb per second.

 

Organic Chemistry

The chemistry of substances that contain carbon-hydrogen bonds.

Avogadro's Law

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