Question

all mesomeric effect are resonance but or resonance are not mesomeric effect why​

Answer 1

Answer:

Explanation:

Resonance effect or Mesomeric effect are permanent effect and they effect the physical as well as chemical property of the compound. Resonance refers to delocalization of electrons in a given system. Mesomeric effect is the electron donating or withdrawing nature of a substitutent due to resonance

Answer 2

Answer:

Explanation:

mesomeric effects have extended conjugation

resonance can have extended conjugation as well as cross conjugation

so all mesomeric are resonance but not all resonance are mesomeric