Which one of the following dienes is least stable? A) CH₃CH=CHCH=CHCH₃ B) CH₃CH=CHCH₂CH=CH₂ C) CH₂=CHCH₂CH₂CH=CH₂ D) CH₂=CHCH(CH₃)CH=CH₂ E) CH₃CH=C=CHCH₂CH₃

Question

Quizplus · Accepted Answer

Option E represents a diene with a cumulated diene system (two double bonds directly connected), which is less stable due to increased electronic repulsion and strain in the molecule.

Which One of the Following Dienes Is Least Stable