Structural and Stereoisomerism — Prelims Questions

Which of the following pairs represents functional group isomers?

How many chiral centers are present in 2,3-dibromobutane?

Which of the following compounds can exhibit geometrical (cis-trans) isomerism?

Which of the following statements about meso compounds is correct?

How many structural isomers are possible for C\_5H\_12?

Which of the following pairs represents tautomers?