Question

Question
Q19. According to Huckel's rule
of following compound is non-aromatic
Naphthalene
Cyclopentadiene
Furan
Pyridine​

Answer 1

Answer:

naphthalene , pyridine

Explanation:

Phenol, Naphthalene, pyridine all are aromatic compounds, while pyridine is a heterocyclic aromatic compound. Aromatic compounds are also known as arenes or aromatics are chemical compounds that contain conjugated planar ring systems with delocalized pi electron clouds instead of discrete alternating single and double bonds, and they should satisfy Huckel's rule.