Which of the following statements rigorously define the characteristics and operational rules of the — GOC and Organic Chemistry Basics Chemistry Question

💡 Solution & Explanation

The mesomeric effect is a permanent polarization (Statement B) involving the delocalization of $\pi$ or lone pair electrons (Statement A). Unlike the inductive effect, it does not rely on $\sigma$ -bonds (Statement C is false) and its strength is relatively independent of distance as long as conjugation is maintained (Statement D is false).