Question Detail

CHM 102 Alkenes: Structure, Bonding, and Geometrical Isomerism Objective Question

Question

Which of the following alkenes has no geometric isomers?
Options
A 2-Pentene
B 3-Hexene
C 2-Methyl-2-butene
Correct Answer
D 2-Butene
Correct Answer

Option C is the correct answer.

Detailed Explanation

2-Methyl-2-butene has two methyl groups on one carbon of the double bond (C=CR2), so it cannot exhibit cis/trans isomerism.

Hint

One carbon has two identical substituents.

Question Info