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The process in which a fractioning column is used in distillation apparatus to separate components of a liquid mixture that have different boiling points.

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Fractional Distillation

The process in which a fractioning column is used in distillation apparatus to separate components of a liquid mixture that have different boiling points.

Carcinogen

A substance capable of causing or producing cancer in mammals.

 

Tetrahedral

A term used to describe molecules and polyatomic ions that have one atom in center and four atoms at the corners of a tetrahedron.

Corrosion

Oxidation of metals in the presence of air and moisture.

Salinometer

An instrument for measuring the amount of salt in a solution. Also,"salimeter, salometer."

Distillation

The separation of a liquid mixture into its components on the basis of differences in boiling points. The process in which components of a mixture are separated by boiling away the more volitile liquid.

Polymorphous

Refers to substances that crystallize in more than one crystalline arrangement.

Oxidizing Agent

The substance that oxidizes another substance and is reduced.

Sulfuric Acid

H2SO4: colorless, oily liquid, boiling point 330C. A 96 percent solution is used in the laboratory.

Fire Hazard: This is a very powerful, acidic oxidizer which can Ignite or even explode on contact with many materials, i.e. acetic acid ,acetone+ HNOs, alcohols, + H202, NH4OH, HCL, NaOH, and others.

Sulfuric acid has a wide range of uses and plays a part in the production of nearly all manufactured goods.

Sigma Orbital

Molecular orbital resulting from head-on overlap of two atomic orbitals.