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In a cathode ray tube, the positive electrode. Electrode at which oxidation occurs.

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Kinetic-molecular Theory

A theory, that attempts to explain macroscopic observations on gases in microscopic observations on gases in microscopic observations on gases in microscopic or molecular terms.

Oxidation-reduction Reactions

Reactions in which oxidation and reduction occur, also called redox reactions.

Electromagnetic Radiation

Energy that is propagated by means of electric and magnetic fields that oscillate in directions perpendicular to the direction of travel of the energy.

Half-Reaction

Either the oxidation part or the reduction part of a redox reaction.

Hydrolysis

The reaction of a substance with water or its ions.

Associated Ions

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

Activity of a component of ideal mixture

A dimensionless quantity whose magnitude is: equal to molar concentration in an ideal solution, equal to partial pressure in an ideal gas mixture, and defined as 1 for pure solids or liquids.

Polyene

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

Matter

Anything that has mass and occupies space.

Use of diamonds

Diamond is a crystalline modification of pure carbon formed in the deep interior of the Earth, in the upper mantle at depths of more than 80-100 kilometers, at exceptionally high pressure and temperature. It is the most precious stone, the hardest and most wear-resistant mineral, the most brilliant and timeless gem.