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Concentration of Ore

When a fracti...

Question

When a fractional distillation of coal tar is carried out, the percentage of which fraction is minimum?

A

Light oil or crude naphtha

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B

Middle oil or carbolic oil

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C

Heavy oil or creosote oil

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D

Green oil or anthracene oil

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Solution

The correct option is B Light oil or crude naphtha
During the fractional distillation of coal tar, the fraction which has minimum percentage is light oil or crude naphtha. It is obtained only $1.5 - 2 %$ in the distillation.

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