Which of the Following Compounds Has the Longest $\lambda$ _max?
A) (E) 2-Pentene
B) (Z) 2-Pentene
C)

Multiple Choice

Which of the following compounds has the longest $\lambda$ _max?

A) (E) 2-pentene
B) (Z) 2-pentene
C) . 1-pentene
D) . 1,3-hexadiene
E) . 1,3,5-hexatriene