Q.
Where does cross-conjugation occur?
(I) $C _{6} H _{5} CH _{2} CONH _{2}$
(II) $C _{6} H _{5} CONH _{2}$
(III) Quinone
(IV) $C _{6} H _{5} OCOCH - CH _{2}$
Organic Chemistry – Some Basic Principles and Techniques
Solution:
Correct answer is (c) II, III and IV
