Question

Permanent polar effect in molecules are:
(correct answer +1, wrong answer -0.25)

• A. Electromeric and mesomeric effect
• B. Inductive and mesomeric effects
• C. Inductive and electromeric effects
• D. Electromeric and resonance effects

Answer 1

The correct option is B Inductive and mesomeric effects

Inductive effect and mesomeric effect or resonance effect are permanent effect. Electromeric effect is temporary effect and it occurs only on the event of incoming nucleophile.