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Fractional distillation - Wikipedia, the free encyclopedia
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Fractional distillation differs from that of a simple distillation only in the fractionating column placed between the distilling pot and the still head. Within this column the plates are arranged horizontally a few centimetres apart with bubble caps above.
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A diagram of laboratory fractional distillation apparatus. ... Fractional distillation is used to separate mixtures of volatile liquids. The round-bottomed distillation flask is underneath the fractionating column, which bears a stillhead and a thermometer adaptor.
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The gases are passed through a distillation column which becomes cooler as the height increases. When a compound in the gaseous state cools below its boiling point, it condenses into a liquid. The liquids may be drawn off the distilling column at various heights.
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Fractional Distillation definition, as used in chemistry, chemical engineering, and physics. ... Examples: Gasoline is produced from crude oil using fractional distillation.
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