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Coal and Petroleum — Science STD 8 — Question

Gujarat BoardEnglish MediumSTD 8ScienceCoal and Petroleum1 Mark
MCQ
The various compounds present in coal tar are separated by the process of:
  • A
    Simple distillation.
  • B
    Destructive distillation.
  • ✓
    Fractional distillation.
  • D
    Fractional crystallisation.
✓

Answer

Correct option: C.
Fractional distillation.
Coal tar is a mixture of about $200$ substances. It is a black, thick liquid with unpleasant smell. Synthetic dyes, drugs, perfumes, plastics and paints. Naphthalene balls used to repel moths and other insects are also obtained from coal tar.

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