Chapter 19 Multiple Choice Questions

. Which is the most probable main product of the following reaction?

. Which is the most probable main product of the following reaction?

. Which is the most probable main product of the following reaction?

. Which is the most probable main product of the following reaction?

. Which compound is most basic?

. Which compound is least basic?

. Which is most reactive in electrophilic aromatic substitution?

. Which of (a)-(d) is not aromatic?

. Which is the most probable main product of the following reaction?

. Which of the following equations shows an unlikely result?

. Which is impossible as a resonance contributor of anthracene.

. Which of (a)-(d) is the most important resonance contributor of the intermediate naphthalenium ion in an electrophilic substitution reaction of naphthalene?

. Naphthalene-2-ol (2-naphthol) readily gives a dibromo substitution product with bromine in ethanoic acid. What is the most likely structure of this compound?

. Which is the most probable main product of the following reaction?

. Which is most reactive towards an electrophile?

. Which is least reactive towards an electrophile?

. Which is most stabilized by electron delocalization (resonance)?

. Which of (a)-(d) is not aromatic?

. Which is the most probable main product of the following reaction?

. Which of the following reactions does not give a heterocyclic compound as indicated?

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