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Placing a thin layer of zinc on a ferrous material to protect the underlying surface from corrosion.

 

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Curie (Ci)

The basic unit used to describe the intensity of radioactivity in a sample of material. One curie equals 37 billion disintegrations per second or approximately the amount of radioactivty given off by 1 gram of radium.

Band of Stability

Band containing nonradioactive nuclides in a plot of number of neutrons versus atomic number.

Nodal Plane

A region in which the probability of finding an electron is zero.

 

Adhesive Forces

Forces of attraction between a liquid and another surface.

Double Salt

Solid consisting of two co-crystallized salts.

 

Dynamic Equilibrium

An equilibrium in which processes occur continuously, with no net change. When two (or more) processes occur at the same rate so that no net change occurs.

Radiation

High energy particles or rays emitted during the nuclear decay processes.

Hydrogenation

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

Cathode

Electrode at which reduction occurs in a cathode ray tube, the negative electrode.

Dissociation

In aqueous solution, the process in which a solid ionic compound separates into its ions.