Mesomeric Effect – Definition, Types, Order, and Uses
It is an important topic in organic chemistry like the inductive effect. You must know about the mesomeric effect, so that helps a lot in learning reaction mechanisms in organic chemistry
Mesomeric Effects (or) Resonance Effect:-
What are the types of Mesomeric effect ?? (Or) What is meant by +M,-M effects ??
1.POSITIVE MESOMERIC EFFECT:-
2.NEGATIVE MESOMERIC EFFECT;-
Order of -M effect:-
|Order of Mesomeric Effecting Groups|
+ R mentioned in the above image denotes the +M effect.