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Absorption of a K shell (n=1) electron by a proton as it is converted to a neutron.

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Molecular Orbital Theory

A theory of chemical bonding based upon the postulated existence of molecular orbitals.

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.

 

Solvolysis

The reaction of a substance with the solvent in which it is dissolved.

Homologous Series

A series of compounds in which each member differs from the next by a specific number and kind of atoms.

Yellowcake

The solid form of mixed uranium oxide, which is produced from uranium ore in the uranium recovery (milling) process.

Substance

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

 

Electrophoresis

A technique for separation of ions by rate and direction of migration in an electric field.

Effective Collisons

Collision between molecules resulting in a reaction, one in which the molecules collide with proper relative orientations and sufficient energy to react.

 

Chain Reaction

A reaction that, once initiated, sustains itself and expands. This is a reaction in which reactive species, such as radicals, are produced in more than one step. These reactive species, radicals, propagate the chain reaction.

 

Linear Accelerator

A device used for accelerating charged particles along a straight line path.