How will you prepare benzene from coal tar?

1.	How will you prepare benzene from coal tar?
Answer» SOLUTION :Coaltaris a viscous liquidobtainedbythe pyrolsisof COAL. Duringfractionaldistillation, coaltar isheatedanddistillsaways itsvolatilecompounds , namelybenzene , toluene, xylenein thetemperaturerangeoftoluenexylenein thetemperaturerange of350 K to443 Kthesevapoursarecollectedat theupperpart of thefractionatingcolumn .

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