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Description of a chemical reaction by placing the formulas of the reactants on the left and the formulas of products on the right of an arrow.

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Reactants

Substances consumed in a chemical reaction.

Percentage Ionization

The percentage of the weak electrolyte that ionizes in a solution of given concentration.

Anode

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

Photochemical Oxidants

Photochemically produced oxidizing agents capable of causing damage to plants and animals.

Metallurgy

Refers to the overall processes by which metals are extracted from ores.

Surface Tension

It is the force in dynes acting along the surface of the liquid 1cm in length and perpendicular to it.

Coulomb

Unit of electrical charge.

Noble Gases (Rare Gases)

Elements of the periodic Group 0, also called rare gases, formerly called inert gases, He,Ne,Ar, Kr, Xe, Rn.

Derivative

A compound that can be imagined to arise from a partent compound by replacement of one atom with another atom or group of atoms. Used extensively in orgainic chemistry to assist in identifying compounds.

Formula Weight

The mass of one formula unit of a substance in atomic mass units.