What is the correct systematic name for the following alkene?
A) 2-ethyl-3-methyl-2-hexene
B) 2-ethyl-3-methyl-1-pentene
C) 4-ethyl-3-methyl-4-pentene
D) 3-methyl-4-ethyl-4-pentene
E) octene

Question

What is the correct systematic name for the following alkene? 
A) 2-ethyl-3-methyl-2-hexene 
B) 2-ethyl-3-methyl-1-pentene 
C) 4-ethyl-3-methyl-4-pentene 
D) 3-methyl-4-ethyl-4-pentene 
E) octene

Quizplus · Accepted Answer

The longest continuous chain of carbon atoms contains 6 carbons. It is a hexene.

The alkene has a methyl group attached to the 3rd carbon atom and an ethyl group attached to the 2nd carbon atom. Therefore, it is 2-ethyl-3-methyl-1-pentene.

What Is the Correct Systematic Name for the Following Alkene