Asked in PMC Practice Test 1 (2021) 2021Moderate

Which of the following is not a derivative of benzene?

Correct answer: D. All

  • A. Pyrrole
  • B. Furan
  • C. Thiophene
  • D. All

Explanation

In benzene derivatives, all the atoms that make up the ring are carbon atoms. In these compounds, one of the carbon atoms has been replaced by another element, thus removing them from the benzene derivative catgeory.

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About Benzene and Aromatic Compounds

Benzene has a planar ring of delocalised π electrons, giving aromatic stability and equal carbon-carbon bond lengths. The topic covers resonance, electrophilic substitution reactions such as nitration, halogenation, sulphonation and Friedel-Crafts reactions, along with substituent effects and the distinction between substitution in benzene and addition in ordinary alkenes.

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