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In aqueous solution, the process in which a molecular compound reacts with water and forms ions.

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Anion

A negative ion, an atom or goup of atoms that has gained one or more electrons.

 

Associated Ions

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

Substance

Any kind of matter all specimens of which have the same chemical composition and physical properties.

 

Hydrogenation

The reaction in which hydrogen adds across a double or triple bond.

pH

Negative logarithm of the concentration (mol/L) of the H3O+[H+] ion, scale is commonly used over a range 0 to 14.

Ferromagnetism

The ability of a substance to become permanently magnetized by exposure to an external magnetic field.

Atomic Mass Unit (amu)

One twelfth of a mass of an atom of the carbon-12 isotope, a unit used for stating atomic and formula weights, also called dalton.

Polyene

A compound that contains more than one double bond per molecule.

Electrode Potentials

Potentials, E, of half-reactions as reductions versus the standard hydrogen electrode.

Geiger counter

A gas filled tube which discharges electriaclly when ionizing radiation passes through it.