Which of the following is obtained from coal tar
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Answer. Explanation: Naphthalene balls used to repel moth and other insects are also obtained from coal tar. Note: These days bitumen a petroleum product is used in place of coal tar for metalling the roads.
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Tar acids, phenolic compounds that react with caustic soda to form water-soluble salts, are extracted from coal tar after it has been distilled. Tar bases are the alkaline constituents of distillate oils, remaining after tar acids have been removed.
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