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Conduction of electrical current through a metal or along a metallic surface.

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Photoelectric Effect

Emission of an electron from the surface of a metal caused by impinging electromagnetic radiation of certain minimum energy, current increases with increasing intensity of radiation.

 

Atomic Number


Integral number of protons in the nucleus, defines the identity of element.
 

Electrode Potentials

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

xanthene dye

Any of a group of dyes having a molecular structure related to that of xanthene in which the aromatic (C6H4) groups are the chromophore.

 

van der Waals' Equation

An equation of state that extends the ideal gas law to real gases by inclusion of two empirically determined parameters, which are different for different gases.

Mixture

A sample of matter composed of two or more substances, each of which retains its identity and properties.

Ideal Gas

A hypothetical gas that obeys exactly all postulates of the kinetic-molecular theory.

 

Reducing Agent

The substance that reduces another substance and is oxidized.

Viscosity

Resistance offered by the molecules of a liquid to flow is termed as viscosity.

Secondary Voltaic Cells

Voltaic cells that can be recharged, original reactanats can be regenerated be reversing the direction of the current flow.