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Per NCERT §8.4(II)(a), tetrahydrofuran (a 5-membered ring with one O) is best classified as which kind?
ABenzenoid aromatic
BAlicyclic heterocycle
CAliphatic
DOpen chain
Answer & Solution
Correct answer: B. Alicyclic heterocycle
NCERT §8.4(II)(a): saturated 5-membered ring with hetero atom ⇒ alicyclic + heterocyclic.
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