Goc Theory Part 4 Ques5

Question: Which of the following is true about heterocyclic compounds?

Options:

A) They always contain oxygen in the ring

B) They can never be aromatic

C) They contain at least one atom other than carbon in the ring

D) They are always five-membered rings

Show Answer

Answer: c

Explanation:

A) Heterocyclic compounds can contain atoms other than oxygen in the ring.

B) Many heterocyclic compounds can be aromatic.

C) Correct. Heterocyclic compounds contain at least one atom other than carbon in the ring structure.

D) Heterocyclic compounds can have various ring sizes, not just five-membered rings.