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A covalent bond in which both shared electrons are donated by the same atom, a bond between a Lewis base and a Lewis acid.

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Noble Gases (Rare Gases)

Elements of the periodic Group 0, also called rare gases, formerly called inert gases, He,Ne,Ar, Kr, Xe, Rn.

Fuel Cells

Voltaic cells in which the reactants (usually gases) are supplied continuously.
A voltaic cell that converts the chemical energy of a fuel and an oxidizing agent directly into electriacl energy on a continuous basis.

Hydrolysis

The reaction of a substance with water or its ions.

Spectrochemical Series

Arrangement of ligands in order of increasing ligand field strength.

Heavy Water

Water containing deuterium, a heavy isotope of hydrogen.

Lead Storage Battery

Secondary voltaic cell used in most automobiles.

Enantiomer

One of the two mirror-image forms of an optically active molecule.

Particulate Matter

Fine divided solid particles suspended in polluted air.

Associated Ions

Short-lived species formed by the collision of dissolved ions of opposite charges.

Explosive

A chemical or compound that causes a sudden, almost instantaneous release or pressure, gas, heat and light when subjected to sudden shock, pressure, high temperature or applied potential.